464262840 has 80 divisors (see below), whose sum is σ = 1560449880. Its totient is φ = 123802560.

The previous prime is 464262833. The next prime is 464262847. The reversal of 464262840 is 48262464.

It is a happy number.

464262840 is a `hidden beast` number, since 4 + 642 + 6 + 2 + 8 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (464262833) and next prime (464262847).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 464262795 and 464262804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464262847) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 68406 + ... + 74885.

Almost surely, 2^464262840 is an apocalyptic number.

464262840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

464262840 is an abundant number, since it is smaller than the sum of its proper divisors (1096187040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464262840 is a wasteful number, since it uses less digits than its factorization.

464262840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143314 (or 143301 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 464262840 is about 21546.7593851140. The cubic root of 464262840 is about 774.3214817413.

The spelling of 464262840 in words is "four hundred sixty-four million, two hundred sixty-two thousand, eight hundred forty".