2569492 has 6 divisors (see below), whose sum is σ = 4496618. Its totient is φ = 1284744.

The previous prime is 2569481. The next prime is 2569513. The reversal of 2569492 is 2949652.

It can be written as a sum of positive squares in only one way, i.e., 2202256 + 367236 = 1484^2 + 606^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321183 + ... + 321190.

2^2569492 is an apocalyptic number.

It is an amenable number.

2569492 is a deficient number, since it is larger than the sum of its proper divisors (1927126).

2569492 is a wasteful number, since it uses less digits than its factorization.

2569492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642377 (or 642375 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 2569492 is about 1602.9635055110. The cubic root of 2569492 is about 136.9669410705.

The spelling of 2569492 in words is "two million, five hundred sixty-nine thousand, four hundred ninety-two".