Search a number
464881849 = 1273660487
BaseRepresentation
bin11011101101011…
…000100010111001
31012101202110000021
4123231120202321
51423002204344
6114044010441
714343300445
oct3355304271
91171673007
10464881849
11219460683
1210b830a21
137540a623
1445a53825
152ac2cb84
hex1bb588b9

464881849 has 4 divisors (see below), whose sum is σ = 468542464. Its totient is φ = 461221236.

The previous prime is 464881843. The next prime is 464881853. The reversal of 464881849 is 948188464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 464881849 - 25 = 464881817 is a prime.

It is a super-2 number, since 2×4648818492 = 432230267059317602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 464881796 and 464881805.

It is not an unprimeable number, because it can be changed into a prime (464881843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1830117 + ... + 1830370.

It is an arithmetic number, because the mean of its divisors is an integer number (117135616).

Almost surely, 2464881849 is an apocalyptic number.

It is an amenable number.

464881849 is a deficient number, since it is larger than the sum of its proper divisors (3660615).

464881849 is a wasteful number, since it uses less digits than its factorization.

464881849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660614.

The product of its digits is 1769472, while the sum is 52.

The square root of 464881849 is about 21561.1189180896. The cubic root of 464881849 is about 774.6654672725.

The spelling of 464881849 in words is "four hundred sixty-four million, eight hundred eighty-one thousand, eight hundred forty-nine".

Divisors: 1 127 3660487 464881849