2519428 has 6 divisors (see below), whose sum is σ = 4409006. Its totient is φ = 1259712.

The previous prime is 2519423. The next prime is 2519453. The reversal of 2519428 is 8249152.

It can be written as a sum of positive squares in only one way, i.e., 2067844 + 451584 = 1438^2 + 672^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2519428.

It is not an unprimeable number, because it can be changed into a prime (2519423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314925 + ... + 314932.

2^2519428 is an apocalyptic number.

It is an amenable number.

2519428 is a deficient number, since it is larger than the sum of its proper divisors (1889578).

2519428 is a wasteful number, since it uses less digits than its factorization.

2519428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629861 (or 629859 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 2519428 is about 1587.2706133486. The cubic root of 2519428 is about 136.0715454006.

The spelling of 2519428 in words is "two million, five hundred nineteen thousand, four hundred twenty-eight".