42824313 has 12 divisors (see below), whose sum is σ = 70694208. Its totient is φ = 24471000.

The previous prime is 42824297. The next prime is 42824317. The reversal of 42824313 is 31342824.

It is not a de Polignac number, because 42824313 - 2⁴ = 42824297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42824317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339813 + ... + 339938.

It is an arithmetic number, because the mean of its divisors is an integer number (5891184).

Almost surely, 2^42824313 is an apocalyptic number.

It is an amenable number.

42824313 is a deficient number, since it is larger than the sum of its proper divisors (27869895).

42824313 is a wasteful number, since it uses less digits than its factorization.

42824313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679764 (or 679761 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 42824313 is about 6544.0288049488. The cubic root of 42824313 is about 349.8620218034.

The spelling of 42824313 in words is "forty-two million, eight hundred twenty-four thousand, three hundred thirteen".