73087842 has 16 divisors (see below), whose sum is σ = 147624192. Its totient is φ = 24121200.

The previous prime is 73087841. The next prime is 73087853. The reversal of 73087842 is 24878037.

It is a self number, because there is not a number n which added to its sum of digits gives 73087842.

It is not an unprimeable number, because it can be changed into a prime (73087841) 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, 59698 + ... + 60909.

It is an arithmetic number, because the mean of its divisors is an integer number (9226512).

Almost surely, 2^73087842 is an apocalyptic number.

73087842 is an abundant number, since it is smaller than the sum of its proper divisors (74536350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73087842 is a wasteful number, since it uses less digits than its factorization.

73087842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120713.

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 73087842 is about 8549.1427640437. The cubic root of 73087842 is about 418.1014878380.

The spelling of 73087842 in words is "seventy-three million, eighty-seven thousand, eight hundred forty-two".