42417249 has 8 divisors (see below), whose sum is σ = 64635840. Its totient is φ = 24238416.

The previous prime is 42417229. The next prime is 42417251. The reversal of 42417249 is 94271424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42417249 - 2¹⁷ = 42286177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42417209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009914 + ... + 1009955.

It is an arithmetic number, because the mean of its divisors is an integer number (8079480).

Almost surely, 2^42417249 is an apocalyptic number.

It is an amenable number.

42417249 is a deficient number, since it is larger than the sum of its proper divisors (22218591).

42417249 is a wasteful number, since it uses less digits than its factorization.

42417249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019879.

The product of its digits is 16128, while the sum is 33.

The square root of 42417249 is about 6512.8526008194. The cubic root of 42417249 is about 348.7499597898.

The spelling of 42417249 in words is "forty-two million, four hundred seventeen thousand, two hundred forty-nine".