2516238 has 32 divisors (see below), whose sum is σ = 5922720. Its totient is φ = 789120.

The previous prime is 2516233. The next prime is 2516249. The reversal of 2516238 is 8326152.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516233) 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, 453 + ... + 2288.

It is an arithmetic number, because the mean of its divisors is an integer number (185085).

2^2516238 is an apocalyptic number.

2516238 is an abundant number, since it is smaller than the sum of its proper divisors (3406482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2516238 is a wasteful number, since it uses less digits than its factorization.

2516238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769 (or 2763 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2516238 is about 1586.2654254569. The cubic root of 2516238 is about 136.0140916771.

It can be divided in two parts, 25162 and 38, that added together give a triangular number (25200 = T₂₂₄).

The spelling of 2516238 in words is "two million, five hundred sixteen thousand, two hundred thirty-eight".