49319623 has 2 divisors, whose sum is σ = 49319624. Its totient is φ = 49319622.

The previous prime is 49319579. The next prime is 49319629. The reversal of 49319623 is 32691394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49319623 - 2¹⁷ = 49188551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49319629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24659811 + 24659812.

It is an arithmetic number, because the mean of its divisors is an integer number (24659812).

Almost surely, 2^49319623 is an apocalyptic number.

49319623 is a deficient number, since it is larger than the sum of its proper divisors (1).

49319623 is an equidigital number, since it uses as much as digits as its factorization.

49319623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 49319623 is about 7022.7931053107. The cubic root of 49319623 is about 366.7244923493.

The spelling of 49319623 in words is "forty-nine million, three hundred nineteen thousand, six hundred twenty-three".