49987436 has 12 divisors (see below), whose sum is σ = 87531360. Its totient is φ = 24978480.

The previous prime is 49987433. The next prime is 49987439. The reversal of 49987436 is 63478994.

It is an interprime number because it is at equal distance from previous prime (49987433) and next prime (49987439).

It is not an unprimeable number, because it can be changed into a prime (49987433) 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, 6941 + ... + 12171.

It is an arithmetic number, because the mean of its divisors is an integer number (7294280).

Almost surely, 2^49987436 is an apocalyptic number.

It is an amenable number.

49987436 is a deficient number, since it is larger than the sum of its proper divisors (37543924).

49987436 is a wasteful number, since it uses less digits than its factorization.

49987436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7624 (or 7622 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 49987436 is about 7070.1793470887. The cubic root of 49987436 is about 368.3722898312.

The spelling of 49987436 in words is "forty-nine million, nine hundred eighty-seven thousand, four hundred thirty-six".