49964023 has 4 divisors (see below), whose sum is σ = 51314440. Its totient is φ = 48613608.

The previous prime is 49964017. The next prime is 49964039. The reversal of 49964023 is 32046994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49964023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 1350379 = 49964023 / (4 + 9 + 9 + 6 + 4 + 0 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49964093) 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, 675153 + ... + 675226.

It is an arithmetic number, because the mean of its divisors is an integer number (12828610).

Almost surely, 2^49964023 is an apocalyptic number.

49964023 is a deficient number, since it is larger than the sum of its proper divisors (1350417).

49964023 is a wasteful number, since it uses less digits than its factorization.

49964023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350416.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 49964023 is about 7068.5233960142. The cubic root of 49964023 is about 368.3147683952.

The spelling of 49964023 in words is "forty-nine million, nine hundred sixty-four thousand, twenty-three".