73452866 has 4 divisors (see below), whose sum is σ = 110179302. Its totient is φ = 36726432.

The previous prime is 73452851. The next prime is 73452923. The reversal of 73452866 is 66825437.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 57684025 + 15768841 = 7595^2 + 3971^2 .

It is a super-2 number, since 2×73452866² = 10790647047227912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18363215 + ... + 18363218.

Almost surely, 2^73452866 is an apocalyptic number.

73452866 is a deficient number, since it is larger than the sum of its proper divisors (36726436).

73452866 is a wasteful number, since it uses less digits than its factorization.

73452866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36726435.

The product of its digits is 241920, while the sum is 41.

The square root of 73452866 is about 8570.4647481919. The cubic root of 73452866 is about 418.7963763592.

The spelling of 73452866 in words is "seventy-three million, four hundred fifty-two thousand, eight hundred sixty-six".