2521134 has 96 divisors (see below), whose sum is σ = 7278336. Its totient is φ = 610560.

The previous prime is 2521111. The next prime is 2521147. The reversal of 2521134 is 4311252.

2521134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2521134² = 12712233291912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

2521134 is a modest number, since divided by 1134 gives 252 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23509 + ... + 23615.

It is an arithmetic number, because the mean of its divisors is an integer number (75816).

2^2521134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2521134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3639168).

2521134 is an abundant number, since it is smaller than the sum of its proper divisors (4757202).

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

2521134 is a wasteful number, since it uses less digits than its factorization.

2521134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 147 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 2521134 is about 1587.8079228924. The cubic root of 2521134 is about 136.1022515343.

Adding to 2521134 its reverse (4311252), we get a palindrome (6832386).

The spelling of 2521134 in words is "two million, five hundred twenty-one thousand, one hundred thirty-four".