49432919 has 2 divisors, whose sum is σ = 49432920. Its totient is φ = 49432918.

The previous prime is 49432913. The next prime is 49432931. The reversal of 49432919 is 91923494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49432919 - 2²⁴ = 32655703 is a prime.

It is a super-2 number, since 2×49432919² = 4887226961721122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49432913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24716459 + 24716460.

It is an arithmetic number, because the mean of its divisors is an integer number (24716460).

Almost surely, 2^49432919 is an apocalyptic number.

49432919 is a deficient number, since it is larger than the sum of its proper divisors (1).

49432919 is an equidigital number, since it uses as much as digits as its factorization.

49432919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 41.

The square root of 49432919 is about 7030.8547844483. The cubic root of 49432919 is about 367.0050881945.

The spelling of 49432919 in words is "forty-nine million, four hundred thirty-two thousand, nine hundred nineteen".