49477917 has 8 divisors (see below), whose sum is σ = 67753696. Its totient is φ = 32093712.

The previous prime is 49477913. The next prime is 49477921. The reversal of 49477917 is 71977494.

It is an interprime number because it is at equal distance from previous prime (49477913) and next prime (49477921).

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

It is not a de Polignac number, because 49477917 - 2² = 49477913 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49477913) 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, 222763 + ... + 222984.

It is an arithmetic number, because the mean of its divisors is an integer number (8469212).

Almost surely, 2^49477917 is an apocalyptic number.

It is an amenable number.

49477917 is a deficient number, since it is larger than the sum of its proper divisors (18275779).

49477917 is a wasteful number, since it uses less digits than its factorization.

49477917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445787.

The product of its digits is 444528, while the sum is 48.

The square root of 49477917 is about 7034.0540941906. The cubic root of 49477917 is about 367.1164140536.

The spelling of 49477917 in words is "forty-nine million, four hundred seventy-seven thousand, nine hundred seventeen".