42654659 has 2 divisors, whose sum is σ = 42654660. Its totient is φ = 42654658.

The previous prime is 42654653. The next prime is 42654697. The reversal of 42654659 is 95645624.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42654659 - 2²⁰ = 41606083 is a prime.

It is not a weakly prime, because it can be changed into another prime (42654653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21327329 + 21327330.

It is an arithmetic number, because the mean of its divisors is an integer number (21327330).

Almost surely, 2^42654659 is an apocalyptic number.

42654659 is a deficient number, since it is larger than the sum of its proper divisors (1).

42654659 is an equidigital number, since it uses as much as digits as its factorization.

42654659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 41.

The square root of 42654659 is about 6531.0534372335. The cubic root of 42654659 is about 349.3994026220.

The spelling of 42654659 in words is "forty-two million, six hundred fifty-four thousand, six hundred fifty-nine".