3102540442 has 16 divisors (see below), whose sum is σ = 4720141800. Its totient is φ = 1529183232.

The previous prime is 3102540421. The next prime is 3102540451. The reversal of 3102540442 is 2440452013.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3087024721 + 15515721 = 55561^2 + 3939^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327184 + ... + 336532.

Almost surely, 2^3102540442 is an apocalyptic number.

3102540442 is a deficient number, since it is larger than the sum of its proper divisors (1617601358).

3102540442 is a wasteful number, since it uses less digits than its factorization.

3102540442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11697.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 3102540442 is about 55700.4527988777. The cubic root of 3102540442 is about 1458.4979300637.

Adding to 3102540442 its reverse (2440452013), we get a palindrome (5542992455).

The spelling of 3102540442 in words is "three billion, one hundred two million, five hundred forty thousand, four hundred forty-two".