73273975 has 36 divisors (see below), whose sum is σ = 100346256. Its totient is φ = 52968960.

The previous prime is 73273919. The next prime is 73273997. The reversal of 73273975 is 57937237.

It is not a de Polignac number, because 73273975 - 2¹⁷ = 73142903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 207399 + ... + 207751.

It is an arithmetic number, because the mean of its divisors is an integer number (2787396).

Almost surely, 2^73273975 is an apocalyptic number.

73273975 is a deficient number, since it is larger than the sum of its proper divisors (27072281).

73273975 is a wasteful number, since it uses less digits than its factorization.

73273975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 400 counting only the distinct ones).

The product of its digits is 277830, while the sum is 43.

The square root of 73273975 is about 8560.0219041776. The cubic root of 73273975 is about 418.4561136866.

The spelling of 73273975 in words is "seventy-three million, two hundred seventy-three thousand, nine hundred seventy-five".