72694286 has 8 divisors (see below), whose sum is σ = 124618800. Its totient is φ = 31154688.

The previous prime is 72694277. The next prime is 72694309. The reversal of 72694286 is 68249627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2596211 + ... + 2596238.

It is an arithmetic number, because the mean of its divisors is an integer number (15577350).

Almost surely, 2^72694286 is an apocalyptic number.

72694286 is a deficient number, since it is larger than the sum of its proper divisors (51924514).

72694286 is a wasteful number, since it uses less digits than its factorization.

72694286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5192458.

The product of its digits is 290304, while the sum is 44.

The square root of 72694286 is about 8526.0944165544. The cubic root of 72694286 is about 417.3496866469.

The spelling of 72694286 in words is "seventy-two million, six hundred ninety-four thousand, two hundred eighty-six".