492928442 has 4 divisors (see below), whose sum is σ = 739392666. Its totient is φ = 246464220.

The previous prime is 492928417. The next prime is 492928453. The reversal of 492928442 is 244829294.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 491021281 + 1907161 = 22159^2 + 1381^2 .

It is a junction number, because it is equal to n+sod(n) for n = 492928393 and 492928402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123232109 + ... + 123232112.

Almost surely, 2^492928442 is an apocalyptic number.

492928442 is a deficient number, since it is larger than the sum of its proper divisors (246464224).

492928442 is a wasteful number, since it uses less digits than its factorization.

492928442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246464223.

The product of its digits is 331776, while the sum is 44.

The square root of 492928442 is about 22201.9918475798. The cubic root of 492928442 is about 789.9409462881.

The spelling of 492928442 in words is "four hundred ninety-two million, nine hundred twenty-eight thousand, four hundred forty-two".