75334139 has 8 divisors (see below), whose sum is σ = 76347360. Its totient is φ = 74324800.

The previous prime is 75334121. The next prime is 75334169. The reversal of 75334139 is 93143357.

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

It is a cyclic number.

It is not a de Polignac number, because 75334139 - 2¹⁶ = 75268603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75334099 and 75334108.

It is not an unprimeable number, because it can be changed into a prime (75334169) 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, 72554 + ... + 73584.

It is an arithmetic number, because the mean of its divisors is an integer number (9543420).

Almost surely, 2^75334139 is an apocalyptic number.

75334139 is a deficient number, since it is larger than the sum of its proper divisors (1013221).

75334139 is a wasteful number, since it uses less digits than its factorization.

75334139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941.

The product of its digits is 34020, while the sum is 35.

The square root of 75334139 is about 8679.5241228998. The cubic root of 75334139 is about 422.3416798828.

The spelling of 75334139 in words is "seventy-five million, three hundred thirty-four thousand, one hundred thirty-nine".