51606802 has 32 divisors (see below), whose sum is σ = 87615360. Its totient is φ = 22619520.

The previous prime is 51606791. The next prime is 51606803. The reversal of 51606802 is 20860615.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (51606803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125974 + ... + 126382.

It is an arithmetic number, because the mean of its divisors is an integer number (2737980).

Almost surely, 2^51606802 is an apocalyptic number.

51606802 is a deficient number, since it is larger than the sum of its proper divisors (36008558).

51606802 is a wasteful number, since it uses less digits than its factorization.

51606802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 51606802 is about 7183.7874411761. The cubic root of 51606802 is about 372.3079549984.

The spelling of 51606802 in words is "fifty-one million, six hundred six thousand, eight hundred two".