42098049 has 24 divisors (see below), whose sum is σ = 72072000. Its totient is φ = 24055056.

The previous prime is 42098047. The next prime is 42098051. The reversal of 42098049 is 94089024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42098047) and next prime (42098051).

It is not a de Polignac number, because 42098049 - 2¹ = 42098047 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (42098047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10674 + ... + 14075.

It is an arithmetic number, because the mean of its divisors is an integer number (3003000).

Almost surely, 2^42098049 is an apocalyptic number.

It is an amenable number.

42098049 is a deficient number, since it is larger than the sum of its proper divisors (29973951).

42098049 is an equidigital number, since it uses as much as digits as its factorization.

42098049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24771 (or 24759 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 42098049 is about 6488.3009332182. The cubic root of 42098049 is about 347.8729470795.

The spelling of 42098049 in words is "forty-two million, ninety-eight thousand, forty-nine".