49959146 has 4 divisors (see below), whose sum is σ = 74938722. Its totient is φ = 24979572.

The previous prime is 49959131. The next prime is 49959157. The reversal of 49959146 is 64195994.

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., 48846121 + 1113025 = 6989^2 + 1055^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49959146.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12489785 + ... + 12489788.

Almost surely, 2^49959146 is an apocalyptic number.

49959146 is a deficient number, since it is larger than the sum of its proper divisors (24979576).

49959146 is a wasteful number, since it uses less digits than its factorization.

49959146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24979575.

The product of its digits is 349920, while the sum is 47.

The square root of 49959146 is about 7068.1784074824. The cubic root of 49959146 is about 368.3027842416.

It can be divided in two parts, 49959 and 146, that added together give a palindrome (50105).

The spelling of 49959146 in words is "forty-nine million, nine hundred fifty-nine thousand, one hundred forty-six".