42698147 has 2 divisors, whose sum is σ = 42698148. Its totient is φ = 42698146.

The previous prime is 42698113. The next prime is 42698167. The reversal of 42698147 is 74189624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42698147 - 2⁶ = 42698083 is a prime.

It is not a weakly prime, because it can be changed into another prime (42698167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21349073 + 21349074.

It is an arithmetic number, because the mean of its divisors is an integer number (21349074).

Almost surely, 2^42698147 is an apocalyptic number.

42698147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42698147 is an equidigital number, since it uses as much as digits as its factorization.

42698147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 41.

The square root of 42698147 is about 6534.3819141522. The cubic root of 42698147 is about 349.5181041554.

The spelling of 42698147 in words is "forty-two million, six hundred ninety-eight thousand, one hundred forty-seven".