3102531442 has 8 divisors (see below), whose sum is σ = 4762025136. Its totient is φ = 1515189732.

The previous prime is 3102531407. The next prime is 3102531449. The reversal of 3102531442 is 2441352013.

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

It is not an unprimeable number, because it can be changed into a prime (3102531449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18037888 + ... + 18038059.

It is an arithmetic number, because the mean of its divisors is an integer number (595253142).

Almost surely, 2^3102531442 is an apocalyptic number.

3102531442 is a deficient number, since it is larger than the sum of its proper divisors (1659493694).

3102531442 is a wasteful number, since it uses less digits than its factorization.

3102531442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36075992.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3102531442 is about 55700.3720095297. The cubic root of 3102531442 is about 1458.4965197684.

Adding to 3102531442 its reverse (2441352013), we get a palindrome (5543883455).

The spelling of 3102531442 in words is "three billion, one hundred two million, five hundred thirty-one thousand, four hundred forty-two".