73740574 has 4 divisors (see below), whose sum is σ = 110610864. Its totient is φ = 36870286.

The previous prime is 73740551. The next prime is 73740607. The reversal of 73740574 is 47504737.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47504737 = 7 ⋅6786391.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18435142 + ... + 18435145.

It is an arithmetic number, because the mean of its divisors is an integer number (27652716).

Almost surely, 2^73740574 is an apocalyptic number.

73740574 is a deficient number, since it is larger than the sum of its proper divisors (36870290).

73740574 is a wasteful number, since it uses less digits than its factorization.

73740574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36870289.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 73740574 is about 8587.2331981844. The cubic root of 73740574 is about 419.3424593937.

The spelling of 73740574 in words is "seventy-three million, seven hundred forty thousand, five hundred seventy-four".