49403964 has 12 divisors (see below), whose sum is σ = 115275944. Its totient is φ = 16467984.

The previous prime is 49403957. The next prime is 49403969. The reversal of 49403964 is 46930494.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49403969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2058487 + ... + 2058510.

Almost surely, 2^49403964 is an apocalyptic number.

It is an amenable number.

49403964 is an abundant number, since it is smaller than the sum of its proper divisors (65871980).

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

49403964 is a wasteful number, since it uses less digits than its factorization.

49403964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117004 (or 4117002 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 49403964 is about 7028.7953448653. The cubic root of 49403964 is about 366.9334172780.

The spelling of 49403964 in words is "forty-nine million, four hundred three thousand, nine hundred sixty-four".