49892487 has 4 divisors (see below), whose sum is σ = 66523320. Its totient is φ = 33261656.

The previous prime is 49892483. The next prime is 49892489. The reversal of 49892487 is 78429894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49892487 - 2² = 49892483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49892483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8315412 + ... + 8315417.

It is an arithmetic number, because the mean of its divisors is an integer number (16630830).

Almost surely, 2^49892487 is an apocalyptic number.

49892487 is a deficient number, since it is larger than the sum of its proper divisors (16630833).

49892487 is a wasteful number, since it uses less digits than its factorization.

49892487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16630832.

The product of its digits is 1161216, while the sum is 51.

The square root of 49892487 is about 7063.4614035896. The cubic root of 49892487 is about 368.1389061902.

The spelling of 49892487 in words is "forty-nine million, eight hundred ninety-two thousand, four hundred eighty-seven".