76249140 has 96 divisors (see below), whose sum is σ = 243081216. Its totient is φ = 17677440.

The previous prime is 76249133. The next prime is 76249169. The reversal of 76249140 is 4194267.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12669 + ... + 17691.

It is an arithmetic number, because the mean of its divisors is an integer number (2532096).

Almost surely, 2^76249140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76249140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121540608).

76249140 is an abundant number, since it is smaller than the sum of its proper divisors (166832076).

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

76249140 is a wasteful number, since it uses less digits than its factorization.

76249140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5069 (or 5067 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 76249140 is about 8732.0753546909. The cubic root of 76249140 is about 424.0447101897.

The spelling of 76249140 in words is "seventy-six million, two hundred forty-nine thousand, one hundred forty".