49719437 has 2 divisors, whose sum is σ = 49719438. Its totient is φ = 49719436.

The previous prime is 49719431. The next prime is 49719457. The reversal of 49719437 is 73491794.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27573001 + 22146436 = 5251^2 + 4706^2 .

It is a cyclic number.

It is not a de Polignac number, because 49719437 - 2²⁰ = 48670861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49719431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24859718 + 24859719.

It is an arithmetic number, because the mean of its divisors is an integer number (24859719).

Almost surely, 2^49719437 is an apocalyptic number.

It is an amenable number.

49719437 is a deficient number, since it is larger than the sum of its proper divisors (1).

49719437 is an equidigital number, since it uses as much as digits as its factorization.

49719437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 44.

The square root of 49719437 is about 7051.2011033582. The cubic root of 49719437 is about 367.7127883638.

The spelling of 49719437 in words is "forty-nine million, seven hundred nineteen thousand, four hundred thirty-seven".