73400159 has 8 divisors (see below), whose sum is σ = 83940480. Its totient is φ = 62873496.

The previous prime is 73400123. The next prime is 73400161. The reversal of 73400159 is 95100437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-73400159 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 (73400179) 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, 14132 + ... + 18614.

It is an arithmetic number, because the mean of its divisors is an integer number (10492560).

Almost surely, 2^73400159 is an apocalyptic number.

73400159 is a deficient number, since it is larger than the sum of its proper divisors (10540321).

73400159 is a wasteful number, since it uses less digits than its factorization.

73400159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6829.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 73400159 is about 8567.3892756195. The cubic root of 73400159 is about 418.6961815738.

The spelling of 73400159 in words is "seventy-three million, four hundred thousand, one hundred fifty-nine".