73330155 has 12 divisors (see below), whose sum is σ = 127105680. Its totient is φ = 39109392.

The previous prime is 73330133. The next prime is 73330171. The reversal of 73330155 is 55103337.

It is not a de Polignac number, because 73330155 - 2⁹ = 73329643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 814735 + ... + 814824.

It is an arithmetic number, because the mean of its divisors is an integer number (10592140).

Almost surely, 2^73330155 is an apocalyptic number.

73330155 is a deficient number, since it is larger than the sum of its proper divisors (53775525).

73330155 is a wasteful number, since it uses less digits than its factorization.

73330155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629570 (or 1629567 counting only the distinct ones).

The product of its (nonzero) digits is 4725, while the sum is 27.

The square root of 73330155 is about 8563.3028090802. The cubic root of 73330155 is about 418.5630314058.

The spelling of 73330155 in words is "seventy-three million, three hundred thirty thousand, one hundred fifty-five".