75199157 has 8 divisors (see below), whose sum is σ = 82098912. Its totient is φ = 68310000.

The previous prime is 75199141. The next prime is 75199171.

75199157 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75199157 - 2⁴ = 75199141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75195157) 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, 23243 + ... + 26279.

It is an arithmetic number, because the mean of its divisors is an integer number (10262364).

Almost surely, 2^75199157 is an apocalyptic number.

It is an amenable number.

75199157 is a deficient number, since it is larger than the sum of its proper divisors (6899755).

75199157 is a wasteful number, since it uses less digits than its factorization.

75199157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5299.

The product of its digits is 99225, while the sum is 44.

The square root of 75199157 is about 8671.7447494723. The cubic root of 75199157 is about 422.0892816643.

The spelling of 75199157 in words is "seventy-five million, one hundred ninety-nine thousand, one hundred fifty-seven".