42583155 has 16 divisors (see below), whose sum is σ = 68372640. Its totient is φ = 22631168.

The previous prime is 42583141. The next prime is 42583159. The reversal of 42583155 is 55138524.

It is a cyclic number.

It is not a de Polignac number, because 42583155 - 2⁶ = 42583091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42583159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450 + ... + 9239.

It is an arithmetic number, because the mean of its divisors is an integer number (4273290).

Almost surely, 2^42583155 is an apocalyptic number.

42583155 is a deficient number, since it is larger than the sum of its proper divisors (25789485).

42583155 is a wasteful number, since it uses less digits than its factorization.

42583155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9990.

The product of its digits is 24000, while the sum is 33.

The square root of 42583155 is about 6525.5769859837. The cubic root of 42583155 is about 349.2040552375.

The spelling of 42583155 in words is "forty-two million, five hundred eighty-three thousand, one hundred fifty-five".