2569954 has 4 divisors (see below), whose sum is σ = 3854934. Its totient is φ = 1284976.

The previous prime is 2569943. The next prime is 2569961. The reversal of 2569954 is 4599652.

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., 2117025 + 452929 = 1455^2 + 673^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642487 + ... + 642490.

2^2569954 is an apocalyptic number.

2569954 is a deficient number, since it is larger than the sum of its proper divisors (1284980).

2569954 is a wasteful number, since it uses less digits than its factorization.

2569954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284979.

The product of its digits is 97200, while the sum is 40.

The square root of 2569954 is about 1603.1076071181. The cubic root of 2569954 is about 136.9751495588.

The spelling of 2569954 in words is "two million, five hundred sixty-nine thousand, nine hundred fifty-four".