1461407198 has 16 divisors (see below), whose sum is σ = 2260666800. Its totient is φ = 708091200.

The previous prime is 1461407183. The next prime is 1461407201. The reversal of 1461407198 is 8917041641.

It is a super-2 number, since 2×1461407198² = 4271421996732422408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47588 + ... + 72023.

It is an arithmetic number, because the mean of its divisors is an integer number (141291675).

Almost surely, 2^1461407198 is an apocalyptic number.

1461407198 is a deficient number, since it is larger than the sum of its proper divisors (799259602).

1461407198 is a wasteful number, since it uses less digits than its factorization.

1461407198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119803.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 1461407198 is about 38228.3559416306. The cubic root of 1461407198 is about 1134.8115500226.

The spelling of 1461407198 in words is "one billion, four hundred sixty-one million, four hundred seven thousand, one hundred ninety-eight".