4742992 has 10 divisors (see below), whose sum is σ = 9189578. Its totient is φ = 2371488.

The previous prime is 4742981. The next prime is 4743001. The reversal of 4742992 is 2992474.

It can be written as a sum of positive squares in only one way, i.e., 4096576 + 646416 = 2024^2 + 804^2 .

It is a super-2 number, since 2×4742992² = 44991946224128, which contains 22 as substring.

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, 148203 + ... + 148234.

Almost surely, 2^4742992 is an apocalyptic number.

It is an amenable number.

4742992 is a deficient number, since it is larger than the sum of its proper divisors (4446586).

4742992 is a wasteful number, since it uses less digits than its factorization.

4742992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296445 (or 296439 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 4742992 is about 2177.8411328653. The cubic root of 4742992 is about 168.0160604450.

The spelling of 4742992 in words is "four million, seven hundred forty-two thousand, nine hundred ninety-two".