49920023 has 2 divisors, whose sum is σ = 49920024. Its totient is φ = 49920022.

The previous prime is 49920019. The next prime is 49920037. The reversal of 49920023 is 32002994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49920023 - 2² = 49920019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49920523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24960011 + 24960012.

It is an arithmetic number, because the mean of its divisors is an integer number (24960012).

Almost surely, 2^49920023 is an apocalyptic number.

49920023 is a deficient number, since it is larger than the sum of its proper divisors (1).

49920023 is an equidigital number, since it uses as much as digits as its factorization.

49920023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 49920023 is about 7065.4103207103. The cubic root of 49920023 is about 368.2066198494.

The spelling of 49920023 in words is "forty-nine million, nine hundred twenty thousand, twenty-three".