72675746 has 36 divisors (see below), whose sum is σ = 129824226. Its totient is φ = 30476160.

The previous prime is 72675727. The next prime is 72675751. The reversal of 72675746 is 64757627.

It can be written as a sum of positive squares in 3 ways, for example, as 36735721 + 35940025 = 6061^2 + 5995^2 .

It is a junction number, because it is equal to n+sod(n) for n = 72675697 and 72675706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 40010 + ... + 41786.

Almost surely, 2^72675746 is an apocalyptic number.

72675746 is a deficient number, since it is larger than the sum of its proper divisors (57148480).

72675746 is a wasteful number, since it uses less digits than its factorization.

72675746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827 (or 1803 counting only the distinct ones).

The product of its digits is 493920, while the sum is 44.

The square root of 72675746 is about 8525.0070967712. The cubic root of 72675746 is about 417.3142032478.

The spelling of 72675746 in words is "seventy-two million, six hundred seventy-five thousand, seven hundred forty-six".