76743432 has 48 divisors (see below), whose sum is σ = 218790000. Its totient is φ = 24234336.

The previous prime is 76743421. The next prime is 76743449. The reversal of 76743432 is 23434767.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

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, 26682 + ... + 29417.

It is an arithmetic number, because the mean of its divisors is an integer number (4558125).

Almost surely, 2^76743432 is an apocalyptic number.

76743432 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

76743432 is an abundant number, since it is smaller than the sum of its proper divisors (142046568).

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

76743432 is a wasteful number, since it uses less digits than its factorization.

76743432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56130 (or 56123 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 76743432 is about 8760.3328703880. The cubic root of 76743432 is about 424.9590401125.

The spelling of 76743432 in words is "seventy-six million, seven hundred forty-three thousand, four hundred thirty-two".