50697252 has 60 divisors (see below), whose sum is σ = 136146780. Its totient is φ = 16438464.

The previous prime is 50697233. The next prime is 50697277. The reversal of 50697252 is 25279605.

It can be written as a sum of positive squares in 2 ways, for example, as 48776256 + 1920996 = 6984^2 + 1386^2 .

It is a super-2 number, since 2×50697252² = 5140422720703008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9874 + ... + 14102.

It is an arithmetic number, because the mean of its divisors is an integer number (2269113).

Almost surely, 2^50697252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50697252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68073390).

50697252 is an abundant number, since it is smaller than the sum of its proper divisors (85449528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50697252 is a wasteful number, since it uses less digits than its factorization.

50697252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282 (or 4271 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 50697252 is about 7120.2002780821. The cubic root of 50697252 is about 370.1077163857.

It can be divided in two parts, 5069 and 7252, that added together give a palindrome (12321).

The spelling of 50697252 in words is "fifty million, six hundred ninety-seven thousand, two hundred fifty-two".