75712102 has 16 divisors (see below), whose sum is σ = 116836272. Its totient is φ = 36781920.

The previous prime is 75712081. The next prime is 75712103. The reversal of 75712102 is 20121757.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75712103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6388 + ... + 13864.

It is an arithmetic number, because the mean of its divisors is an integer number (7302267).

Almost surely, 2^75712102 is an apocalyptic number.

75712102 is a deficient number, since it is larger than the sum of its proper divisors (41124170).

75712102 is a wasteful number, since it uses less digits than its factorization.

75712102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7623.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 75712102 is about 8701.2701371696. The cubic root of 75712102 is about 423.0468197220.

Adding to 75712102 its reverse (20121757), we get a palindrome (95833859).

The spelling of 75712102 in words is "seventy-five million, seven hundred twelve thousand, one hundred two".