73477121 has 8 divisors (see below), whose sum is σ = 75279360. Its totient is φ = 71684928.

The previous prime is 73477093. The next prime is 73477147. The reversal of 73477121 is 12177437.

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

It is a cyclic number.

It is not a de Polignac number, because 73477121 - 2⁶ = 73477057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73477321) 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, 13520 + ... + 18158.

It is an arithmetic number, because the mean of its divisors is an integer number (9409920).

Almost surely, 2^73477121 is an apocalyptic number.

It is an amenable number.

73477121 is a deficient number, since it is larger than the sum of its proper divisors (1802239).

73477121 is a wasteful number, since it uses less digits than its factorization.

73477121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5023.

The product of its digits is 8232, while the sum is 32.

The square root of 73477121 is about 8571.8796655109. The cubic root of 73477121 is about 418.8424684487.

The spelling of 73477121 in words is "seventy-three million, four hundred seventy-seven thousand, one hundred twenty-one".