465421572 has 96 divisors (see below), whose sum is σ = 1504419840. Its totient is φ = 120886560.

The previous prime is 465421553. The next prime is 465421573. The reversal of 465421572 is 275124564.

It is a happy number.

465421572 is a `hidden beast` number, since 4 + 65 + 4 + 21 + 572 = 666.

It is a super-4 number, since 4×465421572⁴ (a number of 36 digits) contains 4444 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (465421573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19668 + ... + 36299.

It is an arithmetic number, because the mean of its divisors is an integer number (15671040).

Almost surely, 2^465421572 is an apocalyptic number.

465421572 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

465421572 is an abundant number, since it is smaller than the sum of its proper divisors (1038998268).

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

465421572 is a wasteful number, since it uses less digits than its factorization.

465421572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55998 (or 55990 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 465421572 is about 21573.6314050278. The cubic root of 465421572 is about 774.9651441833.

The spelling of 465421572 in words is "four hundred sixty-five million, four hundred twenty-one thousand, five hundred seventy-two".