48991436 has 12 divisors (see below), whose sum is σ = 92330112. Its totient is φ = 22611408.

The previous prime is 48991429. The next prime is 48991477. The reversal of 48991436 is 63419984.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471020 + ... + 471123.

It is an arithmetic number, because the mean of its divisors is an integer number (7694176).

Almost surely, 2^48991436 is an apocalyptic number.

It is an amenable number.

48991436 is a deficient number, since it is larger than the sum of its proper divisors (43338676).

48991436 is a wasteful number, since it uses less digits than its factorization.

48991436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942160 (or 942158 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 48991436 is about 6999.3882589838. The cubic root of 48991436 is about 365.9092511928.

The spelling of 48991436 in words is "forty-eight million, nine hundred ninety-one thousand, four hundred thirty-six".