49051797 has 8 divisors (see below), whose sum is σ = 65434944. Its totient is φ = 32684928.

The previous prime is 49051763. The next prime is 49051819. The reversal of 49051797 is 79715094.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-49051797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49051757) 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, 8613 + ... + 13125.

It is an arithmetic number, because the mean of its divisors is an integer number (8179368).

Almost surely, 2^49051797 is an apocalyptic number.

It is an amenable number.

49051797 is a deficient number, since it is larger than the sum of its proper divisors (16383147).

49051797 is a wasteful number, since it uses less digits than its factorization.

49051797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8139.

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 49051797 is about 7003.6988084868. The cubic root of 49051797 is about 366.0594650909.

The spelling of 49051797 in words is "forty-nine million, fifty-one thousand, seven hundred ninety-seven".