50401152 has 96 divisors (see below), whose sum is σ = 147424680. Its totient is φ = 16524288.

The previous prime is 50401147. The next prime is 50401157. The reversal of 50401152 is 25110405.

It is an interprime number because it is at equal distance from previous prime (50401147) and next prime (50401157).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×50401152² = 5080552245854208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50401157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76858 + ... + 77510.

Almost surely, 2^50401152 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 50401152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73712340).

50401152 is an abundant number, since it is smaller than the sum of its proper divisors (97023528).

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

50401152 is a wasteful number, since it uses less digits than its factorization.

50401152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 50401152 is about 7099.3768740644. The cubic root of 50401152 is about 369.3857644144.

Adding to 50401152 its reverse (25110405), we get a palindrome (75511557).

The spelling of 50401152 in words is "fifty million, four hundred one thousand, one hundred fifty-two".