50749146 has 32 divisors (see below), whose sum is σ = 128887680. Its totient is φ = 14499648.

The previous prime is 50749141. The next prime is 50749147. The reversal of 50749146 is 64194705.

50749146 is a `hidden beast` number, since 507 + 4 + 9 + 146 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 50749146.

It is not an unprimeable number, because it can be changed into a prime (50749141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66751 + ... + 67506.

It is an arithmetic number, because the mean of its divisors is an integer number (4027740).

Almost surely, 2^50749146 is an apocalyptic number.

50749146 is an abundant number, since it is smaller than the sum of its proper divisors (78138534).

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

50749146 is a wasteful number, since it uses less digits than its factorization.

50749146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134275 (or 134269 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 50749146 is about 7123.8434850858. The cubic root of 50749146 is about 370.2339547882.

The spelling of 50749146 in words is "fifty million, seven hundred forty-nine thousand, one hundred forty-six".