1552898 has 4 divisors (see below), whose sum is σ = 2329350. Its totient is φ = 776448.

The previous prime is 1552879. The next prime is 1552909. The reversal of 1552898 is 8982551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1067089 + 485809 = 1033^2 + 697^2 .

It is a super-2 number, since 2×1552898² = 4822984396808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388223 + ... + 388226.

2^1552898 is an apocalyptic number.

1552898 is a deficient number, since it is larger than the sum of its proper divisors (776452).

1552898 is an equidigital number, since it uses as much as digits as its factorization.

1552898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776451.

The product of its digits is 28800, while the sum is 38.

The square root of 1552898 is about 1246.1532811015. The cubic root of 1552898 is about 115.8015334039.

The spelling of 1552898 in words is "one million, five hundred fifty-two thousand, eight hundred ninety-eight".