385477464 has 32 divisors (see below), whose sum is σ = 965488320. Its totient is φ = 128253216.

The previous prime is 385477429. The next prime is 385477471. The reversal of 385477464 is 464774583.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554 + ... + 27809.

It is an arithmetic number, because the mean of its divisors is an integer number (30171510).

Almost surely, 2^385477464 is an apocalyptic number.

It is an amenable number.

385477464 is an abundant number, since it is smaller than the sum of its proper divisors (580010856).

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

385477464 is a wasteful number, since it uses less digits than its factorization.

385477464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29919 (or 29915 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 48.

The square root of 385477464 is about 19633.5800097690. The cubic root of 385477464 is about 727.7792421253.

It can be divided in two parts, 3854 and 77464, that added together give a palindrome (81318).

The spelling of 385477464 in words is "three hundred eighty-five million, four hundred seventy-seven thousand, four hundred sixty-four".