743632 has 10 divisors (see below), whose sum is σ = 1440818. Its totient is φ = 371808.

The previous prime is 743609. The next prime is 743657. The reversal of 743632 is 236347.

It can be written as a sum of positive squares in only one way, i.e., 553536 + 190096 = 744^2 + 436^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 743597 and 743606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23223 + ... + 23254.

2⁷⁴³⁶³² is an apocalyptic number.

It is an amenable number.

743632 is a deficient number, since it is larger than the sum of its proper divisors (697186).

743632 is a wasteful number, since it uses less digits than its factorization.

743632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46485 (or 46479 counting only the distinct ones).

The product of its digits is 3024, while the sum is 25.

The square root of 743632 is about 862.3409998371. The cubic root of 743632 is about 90.5981556639.

Adding to 743632 its reverse (236347), we get a palindrome (979979).

The spelling of 743632 in words is "seven hundred forty-three thousand, six hundred thirty-two".