76743925 has 6 divisors (see below), whose sum is σ = 95162498. Its totient is φ = 61395120.

The previous prime is 76743913. The next prime is 76743937. The reversal of 76743925 is 52934767.

It is an interprime number because it is at equal distance from previous prime (76743913) and next prime (76743937).

It can be written as a sum of positive squares in 3 ways, for example, as 17623204 + 59120721 = 4198^2 + 7689^2 .

It is not a de Polignac number, because 76743925 - 2¹⁷ = 76612853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1534854 + ... + 1534903.

Almost surely, 2^76743925 is an apocalyptic number.

It is an amenable number.

76743925 is a deficient number, since it is larger than the sum of its proper divisors (18418573).

76743925 is a wasteful number, since it uses less digits than its factorization.

76743925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069767 (or 3069762 counting only the distinct ones).

The product of its digits is 317520, while the sum is 43.

The square root of 76743925 is about 8760.3610085430. The cubic root of 76743925 is about 424.9599500899.

The spelling of 76743925 in words is "seventy-six million, seven hundred forty-three thousand, nine hundred twenty-five".