42898977 has 36 divisors (see below), whose sum is σ = 70681520. Its totient is φ = 25981560.

The previous prime is 42898969. The next prime is 42898987. The reversal of 42898977 is 77989824.

It is not a de Polignac number, because 42898977 - 2³ = 42898969 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (42898937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28674 + ... + 30132.

Almost surely, 2^42898977 is an apocalyptic number.

It is an amenable number.

42898977 is a deficient number, since it is larger than the sum of its proper divisors (27782543).

42898977 is a wasteful number, since it uses less digits than its factorization.

42898977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496 (or 1473 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 42898977 is about 6549.7310631811. The cubic root of 42898977 is about 350.0652313791.

The spelling of 42898977 in words is "forty-two million, eight hundred ninety-eight thousand, nine hundred seventy-seven".