2573129 has 4 divisors (see below), whose sum is σ = 2771076. Its totient is φ = 2375184.

The previous prime is 2573107. The next prime is 2573143. The reversal of 2573129 is 9213752.

2573129 = 302² + 303² + ... + 327².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 123904 + 2449225 = 352^2 + 1565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2573129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2573149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98954 + ... + 98979.

It is an arithmetic number, because the mean of its divisors is an integer number (692769).

2^2573129 is an apocalyptic number.

It is an amenable number.

2573129 is a deficient number, since it is larger than the sum of its proper divisors (197947).

2573129 is a wasteful number, since it uses less digits than its factorization.

2573129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197946.

The product of its digits is 3780, while the sum is 29.

The square root of 2573129 is about 1604.0975656113. The cubic root of 2573129 is about 137.0315341125.

The spelling of 2573129 in words is "two million, five hundred seventy-three thousand, one hundred twenty-nine".