49961131 has 8 divisors (see below), whose sum is σ = 55004400. Its totient is φ = 45001440.

The previous prime is 49961117. The next prime is 49961167. The reversal of 49961131 is 13116994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49961131 - 2⁵ = 49961099 is a prime.

It is a super-2 number, since 2×49961131² = 4992229221598322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49961231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19636 + ... + 22033.

It is an arithmetic number, because the mean of its divisors is an integer number (6875550).

Almost surely, 2^49961131 is an apocalyptic number.

49961131 is a deficient number, since it is larger than the sum of its proper divisors (5043269).

49961131 is a wasteful number, since it uses less digits than its factorization.

49961131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41789.

The product of its digits is 5832, while the sum is 34.

The square root of 49961131 is about 7068.3188241618. The cubic root of 49961131 is about 368.3076620361.

The spelling of 49961131 in words is "forty-nine million, nine hundred sixty-one thousand, one hundred thirty-one".