50149202 has 4 divisors (see below), whose sum is σ = 75223806. Its totient is φ = 25074600.

The previous prime is 50149193. The next prime is 50149213. The reversal of 50149202 is 20294105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45171841 + 4977361 = 6721^2 + 2231^2 .

It is a super-2 number, since 2×50149202² = 5029884922473608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12537299 + ... + 12537302.

Almost surely, 2^50149202 is an apocalyptic number.

50149202 is a deficient number, since it is larger than the sum of its proper divisors (25074604).

50149202 is a wasteful number, since it uses less digits than its factorization.

50149202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25074603.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 50149202 is about 7081.6101276475. The cubic root of 50149202 is about 368.7692292184.

The spelling of 50149202 in words is "fifty million, one hundred forty-nine thousand, two hundred two".