49147964 has 24 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 23441264.

The previous prime is 49147963. The next prime is 49147979. The reversal of 49147964 is 46974194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49147963) 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, 65777 + ... + 66519.

It is an arithmetic number, because the mean of its divisors is an integer number (3749760).

Almost surely, 2^49147964 is an apocalyptic number.

It is an amenable number.

49147964 is a deficient number, since it is larger than the sum of its proper divisors (40846276).

49147964 is a wasteful number, since it uses less digits than its factorization.

49147964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489 (or 1487 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 49147964 is about 7010.5608905422. The cubic root of 49147964 is about 366.2985311563.

The spelling of 49147964 in words is "forty-nine million, one hundred forty-seven thousand, nine hundred sixty-four".