75446313 has 16 divisors (see below), whose sum is σ = 104344320. Its totient is φ = 48432384.

The previous prime is 75446297. The next prime is 75446369. The reversal of 75446313 is 31364457.

It is not a de Polignac number, because 75446313 - 2⁴ = 75446297 is a prime.

It is a super-2 number, since 2×75446313² = 11384292290587938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (75446113) 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, 39345 + ... + 41217.

It is an arithmetic number, because the mean of its divisors is an integer number (6521520).

Almost surely, 2^75446313 is an apocalyptic number.

It is an amenable number.

75446313 is a deficient number, since it is larger than the sum of its proper divisors (28898007).

75446313 is a wasteful number, since it uses less digits than its factorization.

75446313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368.

The product of its digits is 30240, while the sum is 33.

The square root of 75446313 is about 8685.9837094022. The cubic root of 75446313 is about 422.5512009189.

The spelling of 75446313 in words is "seventy-five million, four hundred forty-six thousand, three hundred thirteen".