73526472 has 48 divisors (see below), whose sum is σ = 202410780. Its totient is φ = 24105600.

The previous prime is 73526461. The next prime is 73526477. The reversal of 73526472 is 27462537.

It is a happy number.

73526472 is a `hidden beast` number, since 7 + 3 + 5 + 2 + 647 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 73513476 + 12996 = 8574^2 + 114^2 .

It is a super-2 number, since 2×73526472² = 10812284169533568, which contains 22 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 (73526477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3979 + ... + 12762.

Almost surely, 2^73526472 is an apocalyptic number.

73526472 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73526472 is an abundant number, since it is smaller than the sum of its proper divisors (128884308).

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

73526472 is a wasteful number, since it uses less digits than its factorization.

73526472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16814 (or 16807 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 73526472 is about 8574.7578391462. The cubic root of 73526472 is about 418.9362194847.

73526472 divided by its sum of digits (36) gives a palindrome (2042402).

It can be divided in two parts, 7352 and 6472, that added together give a cube (13824 = 24³).

The spelling of 73526472 in words is "seventy-three million, five hundred twenty-six thousand, four hundred seventy-two".