42616594 has 16 divisors (see below), whose sum is σ = 64822680. Its totient is φ = 21011200.

The previous prime is 42616591. The next prime is 42616619. The reversal of 42616594 is 49561624.

It can be written as a sum of positive squares in 4 ways, for example, as 21576025 + 21040569 = 4645^2 + 4587^2 .

It is not an unprimeable number, because it can be changed into a prime (42616591) 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, 60444 + ... + 61144.

Almost surely, 2^42616594 is an apocalyptic number.

42616594 is a deficient number, since it is larger than the sum of its proper divisors (22206086).

42616594 is a wasteful number, since it uses less digits than its factorization.

42616594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085.

The product of its digits is 51840, while the sum is 37.

The square root of 42616594 is about 6528.1386321064. The cubic root of 42616594 is about 349.2954370622.

It can be divided in two parts, 426 and 16594, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 42616594 in words is "forty-two million, six hundred sixteen thousand, five hundred ninety-four".