742732 has 6 divisors (see below), whose sum is σ = 1299788. Its totient is φ = 371364.

The previous prime is 742723. The next prime is 742757. The reversal of 742732 is 237247.

742732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 742697 and 742706.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92838 + ... + 92845.

2⁷⁴²⁷³² is an apocalyptic number.

It is an amenable number.

742732 is a deficient number, since it is larger than the sum of its proper divisors (557056).

742732 is a wasteful number, since it uses less digits than its factorization.

742732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185687 (or 185685 counting only the distinct ones).

The product of its digits is 2352, while the sum is 25.

The square root of 742732 is about 861.8190065205. The cubic root of 742732 is about 90.5615913163.

Adding to 742732 its reverse (237247), we get a palindrome (979979).

The spelling of 742732 in words is "seven hundred forty-two thousand, seven hundred thirty-two".