73140004 has 12 divisors (see below), whose sum is σ = 146280064. Its totient is φ = 31345704.

The previous prime is 73139971. The next prime is 73140013. The reversal of 73140004 is 40004137.

It is a happy number.

73140004 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306044 + ... + 1306099.

Almost surely, 2^73140004 is an apocalyptic number.

It is an amenable number.

73140004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73140004 is a wasteful number, since it uses less digits than its factorization.

73140004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612154 (or 2612152 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 73140004 is about 8552.1929351483. The cubic root of 73140004 is about 418.2009290172.

The spelling of 73140004 in words is "seventy-three million, one hundred forty thousand, four".