464439402 has 24 divisors (see below), whose sum is σ = 1150040736. Its totient is φ = 132696936.

The previous prime is 464439397. The next prime is 464439419. The reversal of 464439402 is 204934464.

464439402 is a `hidden beast` number, since 4 + 644 + 3 + 9 + 4 + 0 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1842888 + ... + 1843139.

It is an arithmetic number, because the mean of its divisors is an integer number (47918364).

Almost surely, 2^464439402 is an apocalyptic number.

464439402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

464439402 is an abundant number, since it is smaller than the sum of its proper divisors (685601334).

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

464439402 is a wasteful number, since it uses less digits than its factorization.

464439402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686042 (or 3686039 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 464439402 is about 21550.8561778877. The cubic root of 464439402 is about 774.4196290335.

The spelling of 464439402 in words is "four hundred sixty-four million, four hundred thirty-nine thousand, four hundred two".