1492431360 has 640 divisors, whose sum is σ = 6109323264. Its totient is φ = 302776320.

The previous prime is 1492431331. The next prime is 1492431389. The reversal of 1492431360 is 631342941.

It is an interprime number because it is at equal distance from previous prime (1492431331) and next prime (1492431389).

It is a tau number, because it is divible by the number of its divisors (640).

It is a super-2 number, since 2×1492431360² = 4454702728622899200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21020125 + ... + 21020195.

Almost surely, 2^1492431360 is an apocalyptic number.

1492431360 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 1492431360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3054661632).

1492431360 is an abundant number, since it is smaller than the sum of its proper divisors (4616891904).

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

1492431360 is a wasteful number, since it uses less digits than its factorization.

1492431360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1492431360 is about 38631.9991716711. Note that the first 3 decimals coincide. The cubic root of 1492431360 is about 1142.7856774360.

The spelling of 1492431360 in words is "one billion, four hundred ninety-two million, four hundred thirty-one thousand, three hundred sixty".