49290765 has 16 divisors (see below), whose sum is σ = 79156608. Its totient is φ = 26191296.

The previous prime is 49290757. The next prime is 49290767. The reversal of 49290765 is 56709294.

It is not a de Polignac number, because 49290765 - 2³ = 49290757 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49290767) 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, 1777 + ... + 10086.

It is an arithmetic number, because the mean of its divisors is an integer number (4947288).

Almost surely, 2^49290765 is an apocalyptic number.

It is an amenable number.

49290765 is a deficient number, since it is larger than the sum of its proper divisors (29865843).

49290765 is a wasteful number, since it uses less digits than its factorization.

49290765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12148.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 49290765 is about 7020.7382090490. The cubic root of 49290765 is about 366.6529521959.

The spelling of 49290765 in words is "forty-nine million, two hundred ninety thousand, seven hundred sixty-five".