49964919 has 8 divisors (see below), whose sum is σ = 66687600. Its totient is φ = 33276096.

The previous prime is 49964909. The next prime is 49964933. The reversal of 49964919 is 91946994.

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

It is not a de Polignac number, because 49964919 - 2⁴ = 49964903 is a prime.

It is a super-2 number, since 2×49964919² = 4992986261353122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49964909) 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, 4792 + ... + 11085.

It is an arithmetic number, because the mean of its divisors is an integer number (8335950).

Almost surely, 2^49964919 is an apocalyptic number.

49964919 is a deficient number, since it is larger than the sum of its proper divisors (16722681).

49964919 is a wasteful number, since it uses less digits than its factorization.

49964919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16929.

The product of its digits is 629856, while the sum is 51.

The square root of 49964919 is about 7068.5867753038. The cubic root of 49964919 is about 368.3169700331.

The spelling of 49964919 in words is "forty-nine million, nine hundred sixty-four thousand, nine hundred nineteen".