42602623 has 6 divisors (see below), whose sum is σ = 48708456. Its totient is φ = 36501732.

The previous prime is 42602603. The next prime is 42602657. The reversal of 42602623 is 32620624.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-42602623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42602603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16036 + ... + 18502.

It is an arithmetic number, because the mean of its divisors is an integer number (8118076).

Almost surely, 2^42602623 is an apocalyptic number.

42602623 is a deficient number, since it is larger than the sum of its proper divisors (6105833).

42602623 is an frugal number, since it uses more digits than its factorization.

42602623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4941 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 42602623 is about 6527.0684843963. The cubic root of 42602623 is about 349.2572630439.

The spelling of 42602623 in words is "forty-two million, six hundred two thousand, six hundred twenty-three".