1492222400 has 84 divisors (see below), whose sum is σ = 3685976880. Its totient is φ = 594585600.

The previous prime is 1492222397. The next prime is 1492222439. The reversal of 1492222400 is 42222941.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1492222400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 447941 + ... + 451259.

Almost surely, 2^1492222400 is an apocalyptic number.

1492222400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1492222400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842988440).

1492222400 is an abundant number, since it is smaller than the sum of its proper divisors (2193754480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1492222400 is a wasteful number, since it uses less digits than its factorization.

1492222400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1492222400 is about 38629.2945832564. The cubic root of 1492222400 is about 1142.7323399431.

The spelling of 1492222400 in words is "one billion, four hundred ninety-two million, two hundred twenty-two thousand, four hundred".