2898661942 has 16 divisors (see below), whose sum is σ = 5022281232. Its totient is φ = 1240069120.

The previous prime is 2898661903. The next prime is 2898661979. The reversal of 2898661942 is 2491668982.

It is a super-2 number, since 2×2898661942² = 16804482107998422728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3874843 + ... + 3875590.

It is an arithmetic number, because the mean of its divisors is an integer number (313892577).

Almost surely, 2^2898661942 is an apocalyptic number.

2898661942 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2898661942 is a deficient number, since it is larger than the sum of its proper divisors (2123619290).

2898661942 is a wasteful number, since it uses less digits than its factorization.

2898661942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7750463.

The product of its digits is 2985984, while the sum is 55.

The square root of 2898661942 is about 53839.2230813187. The cubic root of 2898661942 is about 1425.8237882934.

The spelling of 2898661942 in words is "two billion, eight hundred ninety-eight million, six hundred sixty-one thousand, nine hundred forty-two".