42016293 has 32 divisors (see below), whose sum is σ = 68350080. Its totient is φ = 25297920.

The previous prime is 42016259. The next prime is 42016307. The reversal of 42016293 is 39261024.

It is not a de Polignac number, because 42016293 - 2⁹ = 42015781 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42016213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56955 + ... + 57687.

It is an arithmetic number, because the mean of its divisors is an integer number (2135940).

Almost surely, 2^42016293 is an apocalyptic number.

It is an amenable number.

42016293 is a deficient number, since it is larger than the sum of its proper divisors (26333787).

42016293 is a wasteful number, since it uses less digits than its factorization.

42016293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 42016293 is about 6481.9976087623. The cubic root of 42016293 is about 347.6476070127.

The spelling of 42016293 in words is "forty-two million, sixteen thousand, two hundred ninety-three".