1421250298 has 8 divisors (see below), whose sum is σ = 2295865908. Its totient is φ = 655961664.

The previous prime is 1421250289. The next prime is 1421250307. The reversal of 1421250298 is 8920521241.

It is an interprime number because it is at equal distance from previous prime (1421250289) and next prime (1421250307).

It can be written as a sum of positive squares in 2 ways, for example, as 1183566409 + 237683889 = 34403^2 + 15417^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27331711 + ... + 27331762.

Almost surely, 2^1421250298 is an apocalyptic number.

1421250298 is a deficient number, since it is larger than the sum of its proper divisors (874615610).

1421250298 is a wasteful number, since it uses less digits than its factorization.

1421250298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54663488.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 1421250298 is about 37699.4734445987. The cubic root of 1421250298 is about 1124.3206559929.

The spelling of 1421250298 in words is "one billion, four hundred twenty-one million, two hundred fifty thousand, two hundred ninety-eight".