743792642 has 8 divisors (see below), whose sum is σ = 1133979132. Its totient is φ = 365799600.

The previous prime is 743792627. The next prime is 743792657. The reversal of 743792642 is 246297347.

It is an interprime number because it is at equal distance from previous prime (743792627) and next prime (743792657).

It can be written as a sum of positive squares in 2 ways, for example, as 455438281 + 288354361 = 21341^2 + 16981^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 743792593 and 743792602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3048209 + ... + 3048452.

Almost surely, 2^743792642 is an apocalyptic number.

743792642 is a deficient number, since it is larger than the sum of its proper divisors (390186490).

743792642 is a wasteful number, since it uses less digits than its factorization.

743792642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6096724.

The product of its digits is 508032, while the sum is 44.

The square root of 743792642 is about 27272.5620725300. The cubic root of 743792642 is about 906.0467897158.

The spelling of 743792642 in words is "seven hundred forty-three million, seven hundred ninety-two thousand, six hundred forty-two".