464402444 has 48 divisors (see below), whose sum is σ = 924521472. Its totient is φ = 202200000.

The previous prime is 464402431. The next prime is 464402461. The reversal of 464402444 is 444204464.

It is a self number, because there is not a number n which added to its sum of digits gives 464402444.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136079 + ... + 139449.

It is an arithmetic number, because the mean of its divisors is an integer number (19260864).

Almost surely, 2^464402444 is an apocalyptic number.

464402444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

464402444 is a deficient number, since it is larger than the sum of its proper divisors (460119028).

464402444 is a wasteful number, since it uses less digits than its factorization.

464402444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518 (or 3516 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The square root of 464402444 is about 21549.9987006960. The cubic root of 464402444 is about 774.3990868775.

It can be divided in two parts, 46440 and 2444, that added together give a palindrome (48884).

The spelling of 464402444 in words is "four hundred sixty-four million, four hundred two thousand, four hundred forty-four".