464881947 has 8 divisors (see below), whose sum is σ = 619969344. Its totient is φ = 309857928.

The previous prime is 464881933. The next prime is 464881969. The reversal of 464881947 is 749188464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 464881947 - 2⁶ = 464881883 is a prime.

It is a super-3 number, since 3×464881947³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 464881947.

It is not an unprimeable number, because it can be changed into a prime (464881147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5308 + ... + 30950.

It is an arithmetic number, because the mean of its divisors is an integer number (77496168).

Almost surely, 2^464881947 is an apocalyptic number.

464881947 is a deficient number, since it is larger than the sum of its proper divisors (155087397).

464881947 is a wasteful number, since it uses less digits than its factorization.

464881947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31689.

The product of its digits is 1548288, while the sum is 51.

The square root of 464881947 is about 21561.1211906988. The cubic root of 464881947 is about 774.6655217073.

The spelling of 464881947 in words is "four hundred sixty-four million, eight hundred eighty-one thousand, nine hundred forty-seven".