1492222401 has 12 divisors (see below), whose sum is σ = 2166376212. Its totient is φ = 989763936.

The previous prime is 1492222397. The next prime is 1492222439. The reversal of 1492222401 is 1042222941.

It can be written as a sum of positive squares in 2 ways, for example, as 1455498801 + 36723600 = 38151^2 + 6060^2 .

It is not a de Polignac number, because 1492222401 - 2² = 1492222397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1492222301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419046 + ... + 422591.

It is an arithmetic number, because the mean of its divisors is an integer number (180531351).

Almost surely, 2^1492222401 is an apocalyptic number.

It is an amenable number.

1492222401 is a deficient number, since it is larger than the sum of its proper divisors (674153811).

1492222401 is a wasteful number, since it uses less digits than its factorization.

1492222401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841840 (or 841837 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1492222401 is about 38629.2945961999. The cubic root of 1492222401 is about 1142.7323401984.

The spelling of 1492222401 in words is "one billion, four hundred ninety-two million, two hundred twenty-two thousand, four hundred one".