49091505 has 16 divisors (see below), whose sum is σ = 78693120. Its totient is φ = 26133248.

The previous prime is 49091501. The next prime is 49091513. The reversal of 49091505 is 50519094.

It is a cyclic number.

It is not a de Polignac number, because 49091505 - 2² = 49091501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49091501) 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, 6136 + ... + 11654.

It is an arithmetic number, because the mean of its divisors is an integer number (4918320).

Almost surely, 2^49091505 is an apocalyptic number.

It is an amenable number.

49091505 is a deficient number, since it is larger than the sum of its proper divisors (29601615).

49091505 is a wasteful number, since it uses less digits than its factorization.

49091505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 49091505 is about 7006.5330228295. The cubic root of 49091505 is about 366.1582149137.

The spelling of 49091505 in words is "forty-nine million, ninety-one thousand, five hundred five".