73945461 has 8 divisors (see below), whose sum is σ = 104393664. Its totient is φ = 46397120.

The previous prime is 73945457. The next prime is 73945463. The reversal of 73945461 is 16454937.

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 73945461 - 2² = 73945457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73945463) 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, 724905 + ... + 725006.

It is an arithmetic number, because the mean of its divisors is an integer number (13049208).

Almost surely, 2^73945461 is an apocalyptic number.

It is an amenable number.

73945461 is a deficient number, since it is larger than the sum of its proper divisors (30448203).

73945461 is a wasteful number, since it uses less digits than its factorization.

73945461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449931.

The product of its digits is 90720, while the sum is 39.

The square root of 73945461 is about 8599.1546677566. The cubic root of 73945461 is about 419.7304790083.

The spelling of 73945461 in words is "seventy-three million, nine hundred forty-five thousand, four hundred sixty-one".