73376731 has 4 divisors (see below), whose sum is σ = 74260872. Its totient is φ = 72492592.

The previous prime is 73376683. The next prime is 73376741. The reversal of 73376731 is 13767337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13767337 = 1277 ⋅10781.

It is a cyclic number.

It is not a de Polignac number, because 73376731 - 2⁷ = 73376603 is a prime.

It is a super-2 number, since 2×73376731² = 10768289304492722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73376741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441946 + ... + 442111.

It is an arithmetic number, because the mean of its divisors is an integer number (18565218).

Almost surely, 2^73376731 is an apocalyptic number.

73376731 is a deficient number, since it is larger than the sum of its proper divisors (884141).

73376731 is an equidigital number, since it uses as much as digits as its factorization.

73376731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884140.

The product of its digits is 55566, while the sum is 37.

The square root of 73376731 is about 8566.0218888350. The cubic root of 73376731 is about 418.6516300901.

The spelling of 73376731 in words is "seventy-three million, three hundred seventy-six thousand, seven hundred thirty-one".