52072406 has 16 divisors (see below), whose sum is σ = 80151120. Its totient is φ = 25363680.

The previous prime is 52072373. The next prime is 52072409. The reversal of 52072406 is 60427025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52072409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11060 + ... + 15048.

It is an arithmetic number, because the mean of its divisors is an integer number (5009445).

Almost surely, 2^52072406 is an apocalyptic number.

52072406 is a deficient number, since it is larger than the sum of its proper divisors (28078714).

52072406 is a wasteful number, since it uses less digits than its factorization.

52072406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 52072406 is about 7216.1212572961. The cubic root of 52072406 is about 373.4242764912.

The spelling of 52072406 in words is "fifty-two million, seventy-two thousand, four hundred six".