49925553 has 8 divisors (see below), whose sum is σ = 66821568. Its totient is φ = 33156624.

The previous prime is 49925467. The next prime is 49925573. The reversal of 49925553 is 35552994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49925553 - 2⁸ = 49925297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49925573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30850 + ... + 32427.

It is an arithmetic number, because the mean of its divisors is an integer number (8352696).

Almost surely, 2^49925553 is an apocalyptic number.

It is an amenable number.

49925553 is a deficient number, since it is larger than the sum of its proper divisors (16896015).

49925553 is a wasteful number, since it uses less digits than its factorization.

49925553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63543.

The product of its digits is 243000, while the sum is 42.

The square root of 49925553 is about 7065.8016530327. The cubic root of 49925553 is about 368.2202156460.

The spelling of 49925553 in words is "forty-nine million, nine hundred twenty-five thousand, five hundred fifty-three".