73231266 has 32 divisors (see below), whose sum is σ = 149853888. Its totient is φ = 23849280.

The previous prime is 73231261. The next prime is 73231271. The reversal of 73231266 is 66213237.

It is an interprime number because it is at equal distance from previous prime (73231261) and next prime (73231271).

It is not an unprimeable number, because it can be changed into a prime (73231261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133605 + ... + 134151.

It is an arithmetic number, because the mean of its divisors is an integer number (4682934).

Almost surely, 2^73231266 is an apocalyptic number.

73231266 is an abundant number, since it is smaller than the sum of its proper divisors (76622622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73231266 is a wasteful number, since it uses less digits than its factorization.

73231266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026.

The product of its digits is 9072, while the sum is 30.

The square root of 73231266 is about 8557.5268623592. The cubic root of 73231266 is about 418.3747964313.

The spelling of 73231266 in words is "seventy-three million, two hundred thirty-one thousand, two hundred sixty-six".