49455091 has 16 divisors (see below), whose sum is σ = 60675264. Its totient is φ = 39343104.

The previous prime is 49455047. The next prime is 49455097. The reversal of 49455091 is 19055494.

It is a cyclic number.

It is not a de Polignac number, because 49455091 - 2¹³ = 49446899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49455091.

It is not an unprimeable number, because it can be changed into a prime (49455097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5841 + ... + 11533.

It is an arithmetic number, because the mean of its divisors is an integer number (3792204).

Almost surely, 2^49455091 is an apocalyptic number.

49455091 is a deficient number, since it is larger than the sum of its proper divisors (11220173).

49455091 is a wasteful number, since it uses less digits than its factorization.

49455091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 49455091 is about 7032.4313718656. The cubic root of 49455091 is about 367.0599505595.

The spelling of 49455091 in words is "forty-nine million, four hundred fifty-five thousand, ninety-one".