48787740 has 36 divisors (see below), whose sum is σ = 147990024. Its totient is φ = 13010016.

The previous prime is 48787709. The next prime is 48787759. The reversal of 48787740 is 4778784.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135342 + ... + 135701.

It is an arithmetic number, because the mean of its divisors is an integer number (4110834).

Almost surely, 2^48787740 is an apocalyptic number.

It is an amenable number.

48787740 is an abundant number, since it is smaller than the sum of its proper divisors (99202284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48787740 is a wasteful number, since it uses less digits than its factorization.

48787740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271058 (or 271053 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 45.

The square root of 48787740 is about 6984.8221165610. The cubic root of 48787740 is about 365.4014223734.

The spelling of 48787740 in words is "forty-eight million, seven hundred eighty-seven thousand, seven hundred forty".