42304651 has 2 divisors, whose sum is σ = 42304652. Its totient is φ = 42304650.

The previous prime is 42304609. The next prime is 42304657. The reversal of 42304651 is 15640324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42304651 - 2⁷ = 42304523 is a prime.

It is not a weakly prime, because it can be changed into another prime (42304657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21152325 + 21152326.

It is an arithmetic number, because the mean of its divisors is an integer number (21152326).

Almost surely, 2^42304651 is an apocalyptic number.

42304651 is a deficient number, since it is larger than the sum of its proper divisors (1).

42304651 is an equidigital number, since it uses as much as digits as its factorization.

42304651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42304651 is about 6504.2025644963. The cubic root of 42304651 is about 348.4410968721.

Adding to 42304651 its reverse (15640324), we get a palindrome (57944975).

The spelling of 42304651 in words is "forty-two million, three hundred four thousand, six hundred fifty-one".