2516120234 has 4 divisors (see below), whose sum is σ = 3774180354. Its totient is φ = 1258060116.

The previous prime is 2516120219. The next prime is 2516120279. The reversal of 2516120234 is 4320216152.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2443819225 + 72301009 = 49435^2 + 8503^2 .

It is a super-2 number, since 2×2516120234² = 12661722063888429512, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629030057 + ... + 629030060.

Almost surely, 2^2516120234 is an apocalyptic number.

2516120234 is a deficient number, since it is larger than the sum of its proper divisors (1258060120).

2516120234 is a wasteful number, since it uses less digits than its factorization.

2516120234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258060119.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2516120234 is about 50160.9433125016. The cubic root of 2516120234 is about 1360.1196971494.

Adding to 2516120234 its reverse (4320216152), we get a palindrome (6836336386).

The spelling of 2516120234 in words is "two billion, five hundred sixteen million, one hundred twenty thousand, two hundred thirty-four".