1498899400 has 24 divisors (see below), whose sum is σ = 3484941570. Its totient is φ = 599559680.

The previous prime is 1498899373. The next prime is 1498899421. The reversal of 1498899400 is 49988941.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1093360356 + 405539044 = 33066^2 + 20138^2 .

It is a super-2 number, since 2×1498899400² = 4493398822640720000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3747049 + ... + 3747448.

Almost surely, 2^1498899400 is an apocalyptic number.

1498899400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1498899400 is an abundant number, since it is smaller than the sum of its proper divisors (1986042170).

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

1498899400 is a wasteful number, since it uses less digits than its factorization.

1498899400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7494513 (or 7494504 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 1498899400 is about 38715.6221698683. The cubic root of 1498899400 is about 1144.4342023849.

The spelling of 1498899400 in words is "one billion, four hundred ninety-eight million, eight hundred ninety-nine thousand, four hundred".