50690624 has 14 divisors (see below), whose sum is σ = 100589334. Its totient is φ = 25345280.

The previous prime is 50690621. The next prime is 50690639. The reversal of 50690624 is 42609605.

It can be written as a sum of positive squares in only one way, i.e., 47334400 + 3356224 = 6880^2 + 1832^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (50690621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395957 + ... + 396084.

Almost surely, 2^50690624 is an apocalyptic number.

It is an amenable number.

50690624 is a deficient number, since it is larger than the sum of its proper divisors (49898710).

50690624 is an equidigital number, since it uses as much as digits as its factorization.

50690624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792053 (or 792043 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 50690624 is about 7119.7348265227. The cubic root of 50690624 is about 370.0915867748.

The spelling of 50690624 in words is "fifty million, six hundred ninety thousand, six hundred twenty-four".