1516242430 has 32 divisors (see below), whose sum is σ = 2770316640. Its totient is φ = 597432960.

The previous prime is 1516242397. The next prime is 1516242437. The reversal of 1516242430 is 342426151.

It is a super-2 number, since 2×1516242430² = 4597982213064609800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516242437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189756 + ... + 197584.

It is an arithmetic number, because the mean of its divisors is an integer number (86572395).

Almost surely, 2^1516242430 is an apocalyptic number.

1516242430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1516242430 is a deficient number, since it is larger than the sum of its proper divisors (1254074210).

1516242430 is a wasteful number, since it uses less digits than its factorization.

1516242430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8124.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1516242430 is about 38938.9577415729. The cubic root of 1516242430 is about 1148.8311829709.

Adding to 1516242430 its reverse (342426151), we get a palindrome (1858668581).

The spelling of 1516242430 in words is "one billion, five hundred sixteen million, two hundred forty-two thousand, four hundred thirty".