42570299 has 2 divisors, whose sum is σ = 42570300. Its totient is φ = 42570298.

The previous prime is 42570287. The next prime is 42570323. The reversal of 42570299 is 99207524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42570299 - 2¹² = 42566203 is a prime.

It is not a weakly prime, because it can be changed into another prime (42570599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21285149 + 21285150.

It is an arithmetic number, because the mean of its divisors is an integer number (21285150).

Almost surely, 2^42570299 is an apocalyptic number.

42570299 is a deficient number, since it is larger than the sum of its proper divisors (1).

42570299 is an equidigital number, since it uses as much as digits as its factorization.

42570299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 42570299 is about 6524.5918646303. The cubic root of 42570299 is about 349.1689097346.

The spelling of 42570299 in words is "forty-two million, five hundred seventy thousand, two hundred ninety-nine".