1492449297 has 16 divisors (see below), whose sum is σ = 2115010560. Its totient is φ = 933444432.

The previous prime is 1492449281. The next prime is 1492449307. The reversal of 1492449297 is 7929442941.

It is not a de Polignac number, because 1492449297 - 2⁴ = 1492449281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1492449097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121233 + ... + 132974.

It is an arithmetic number, because the mean of its divisors is an integer number (132188160).

Almost surely, 2^1492449297 is an apocalyptic number.

It is an amenable number.

1492449297 is a deficient number, since it is larger than the sum of its proper divisors (622561263).

1492449297 is a wasteful number, since it uses less digits than its factorization.

1492449297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254332.

The product of its digits is 1306368, while the sum is 51.

The square root of 1492449297 is about 38632.2313230805. The cubic root of 1492449297 is about 1142.7902556621.

The spelling of 1492449297 in words is "one billion, four hundred ninety-two million, four hundred forty-nine thousand, two hundred ninety-seven".