492045397 has 4 divisors (see below), whose sum is σ = 502514496. Its totient is φ = 481576300.

The previous prime is 492045383. The next prime is 492045409. The reversal of 492045397 is 793540294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 492045397 - 2²⁷ = 357827669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492045347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5234479 + ... + 5234572.

It is an arithmetic number, because the mean of its divisors is an integer number (125628624).

Almost surely, 2^492045397 is an apocalyptic number.

492045397 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

492045397 is a deficient number, since it is larger than the sum of its proper divisors (10469099).

492045397 is a wasteful number, since it uses less digits than its factorization.

492045397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10469098.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 492045397 is about 22182.0963166244. The cubic root of 492045397 is about 789.4689573224.

The spelling of 492045397 in words is "four hundred ninety-two million, forty-five thousand, three hundred ninety-seven".