42603057 has 32 divisors (see below), whose sum is σ = 72437760. Its totient is φ = 24241680.

The previous prime is 42603047. The next prime is 42603091. The reversal of 42603057 is 75030624.

It is a happy number.

42603057 is a `hidden beast` number, since 4 + 2 + 603 + 0 + 57 = 666.

It is not a de Polignac number, because 42603057 - 2⁶ = 42602993 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 42603057.

It is not an unprimeable number, because it can be changed into a prime (42603047) 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, 81198 + ... + 81720.

It is an arithmetic number, because the mean of its divisors is an integer number (2263680).

Almost surely, 2^42603057 is an apocalyptic number.

It is an amenable number.

42603057 is a deficient number, since it is larger than the sum of its proper divisors (29834703).

42603057 is a wasteful number, since it uses less digits than its factorization.

42603057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 42603057 is about 6527.1017304773. The cubic root of 42603057 is about 349.2584490205.

The spelling of 42603057 in words is "forty-two million, six hundred three thousand, fifty-seven".