49623863 has 2 divisors, whose sum is σ = 49623864. Its totient is φ = 49623862.

The previous prime is 49623859. The next prime is 49623907. The reversal of 49623863 is 36832694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49623863 - 2² = 49623859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49623863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49623823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24811931 + 24811932.

It is an arithmetic number, because the mean of its divisors is an integer number (24811932).

Almost surely, 2^49623863 is an apocalyptic number.

49623863 is a deficient number, since it is larger than the sum of its proper divisors (1).

49623863 is an equidigital number, since it uses as much as digits as its factorization.

49623863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 49623863 is about 7044.4207001002. The cubic root of 49623863 is about 367.4770232600.

The spelling of 49623863 in words is "forty-nine million, six hundred twenty-three thousand, eight hundred sixty-three".