52046990 has 16 divisors (see below), whose sum is σ = 93770352. Its totient is φ = 20799744.

The previous prime is 52046989. The next prime is 52047043. The reversal of 52046990 is 9964025.

It is a self number, because there is not a number n which added to its sum of digits gives 52046990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15437 + ... + 18503.

It is an arithmetic number, because the mean of its divisors is an integer number (5860647).

Almost surely, 2^52046990 is an apocalyptic number.

52046990 is a deficient number, since it is larger than the sum of its proper divisors (41723362).

52046990 is a wasteful number, since it uses less digits than its factorization.

52046990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4771.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 52046990 is about 7214.3599854734. The cubic root of 52046990 is about 373.3635117682.

The spelling of 52046990 in words is "fifty-two million, forty-six thousand, nine hundred ninety".