72946126 has 32 divisors (see below), whose sum is σ = 123428448. Its totient is φ = 32048640.

The previous prime is 72946063. The next prime is 72946141. The reversal of 72946126 is 62164927.

It is a super-2 number, since 2×72946126² = 10642274596815752, which contains 22 as substring.

It is a congruent number.

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, 84690 + ... + 85546.

It is an arithmetic number, because the mean of its divisors is an integer number (3857139).

Almost surely, 2^72946126 is an apocalyptic number.

72946126 is a deficient number, since it is larger than the sum of its proper divisors (50482322).

72946126 is a wasteful number, since it uses less digits than its factorization.

72946126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996.

The product of its digits is 36288, while the sum is 37.

The square root of 72946126 is about 8540.8504260407. The cubic root of 72946126 is about 417.8310825918.

The spelling of 72946126 in words is "seventy-two million, nine hundred forty-six thousand, one hundred twenty-six".