76257342 has 64 divisors (see below), whose sum is σ = 205079040. Its totient is φ = 20504448.

The previous prime is 76257287. The next prime is 76257353. The reversal of 76257342 is 24375267.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 76257297 and 76257306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493 + ... + 12359.

It is an arithmetic number, because the mean of its divisors is an integer number (3204360).

Almost surely, 2^76257342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76257342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102539520).

76257342 is an abundant number, since it is smaller than the sum of its proper divisors (128821698).

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

76257342 is a wasteful number, since it uses less digits than its factorization.

76257342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11902 (or 11896 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 76257342 is about 8732.5449898641. The cubic root of 76257342 is about 424.0599142519.

The spelling of 76257342 in words is "seventy-six million, two hundred fifty-seven thousand, three hundred forty-two".