42494573 has 16 divisors (see below), whose sum is σ = 48323520. Its totient is φ = 37027200.

The previous prime is 42494567. The next prime is 42494579. The reversal of 42494573 is 37549424.

It is an interprime number because it is at equal distance from previous prime (42494567) and next prime (42494579).

It is a cyclic number.

It is not a de Polignac number, because 42494573 - 2¹² = 42490477 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 (42494579) 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, 25811 + ... + 27407.

It is an arithmetic number, because the mean of its divisors is an integer number (3020220).

Almost surely, 2^42494573 is an apocalyptic number.

It is an amenable number.

42494573 is a deficient number, since it is larger than the sum of its proper divisors (5828947).

42494573 is a wasteful number, since it uses less digits than its factorization.

42494573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708.

The product of its digits is 120960, while the sum is 38.

The square root of 42494573 is about 6518.7861600148. The cubic root of 42494573 is about 348.9617476267.

The spelling of 42494573 in words is "forty-two million, four hundred ninety-four thousand, five hundred seventy-three".