48890399 has 2 divisors, whose sum is σ = 48890400. Its totient is φ = 48890398.

The previous prime is 48890393. The next prime is 48890407. The reversal of 48890399 is 99309884.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48890399 - 2²⁴ = 32113183 is a prime.

It is a super-2 number, since 2×48890399² = 4780542228758402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48890393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24445199 + 24445200.

It is an arithmetic number, because the mean of its divisors is an integer number (24445200).

Almost surely, 2^48890399 is an apocalyptic number.

48890399 is a deficient number, since it is larger than the sum of its proper divisors (1).

48890399 is an equidigital number, since it uses as much as digits as its factorization.

48890399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 48890399 is about 6992.1669745509. The cubic root of 48890399 is about 365.6575349722.

The spelling of 48890399 in words is "forty-eight million, eight hundred ninety thousand, three hundred ninety-nine".