2558732 has 12 divisors (see below), whose sum is σ = 4884936. Its totient is φ = 1163040.

The previous prime is 2558729. The next prime is 2558737. The reversal of 2558732 is 2378552.

Added to its reverse (2378552) it gives a square (4937284 = 2222²).

It is a d-powerful number, because it can be written as 2¹⁸ + 5⁷ + 5⁹ + 8² + 7⁴ + 3⁶ + 2¹⁸ .

It is not an unprimeable number, because it can be changed into a prime (2558737) 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, 29033 + ... + 29120.

It is an arithmetic number, because the mean of its divisors is an integer number (407078).

2^2558732 is an apocalyptic number.

2558732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2558732 is a deficient number, since it is larger than the sum of its proper divisors (2326204).

2558732 is a wasteful number, since it uses less digits than its factorization.

2558732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58168 (or 58166 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 2558732 is about 1599.6037009209. The cubic root of 2558732 is about 136.7754860718.

Adding to 2558732 its reverse (2378552), we get a square (4937284 = 2222²).

The spelling of 2558732 in words is "two million, five hundred fifty-eight thousand, seven hundred thirty-two".