50820818 has 32 divisors (see below), whose sum is σ = 81768960. Its totient is φ = 23647680.

The previous prime is 50820793. The next prime is 50820841. The reversal of 50820818 is 81802805.

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, 280688 + ... + 280868.

It is an arithmetic number, because the mean of its divisors is an integer number (2555280).

Almost surely, 2^50820818 is an apocalyptic number.

50820818 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

50820818 is a deficient number, since it is larger than the sum of its proper divisors (30948142).

50820818 is a wasteful number, since it uses less digits than its factorization.

50820818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362.

The product of its (nonzero) digits is 5120, while the sum is 32.

The square root of 50820818 is about 7128.8721408088. The cubic root of 50820818 is about 370.4081641302.

The spelling of 50820818 in words is "fifty million, eight hundred twenty thousand, eight hundred eighteen".