2723725 has 6 divisors (see below), whose sum is σ = 3377450. Its totient is φ = 2178960.

The previous prime is 2723719. The next prime is 2723731. The reversal of 2723725 is 5273272.

It is an interprime number because it is at equal distance from previous prime (2723719) and next prime (2723731).

It can be written as a sum of positive squares in 3 ways, for example, as 925444 + 1798281 = 962^2 + 1341^2 .

It is not a de Polignac number, because 2723725 - 2³ = 2723717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2723693 and 2723702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54450 + ... + 54499.

2^2723725 is an apocalyptic number.

2723725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2723725 is a deficient number, since it is larger than the sum of its proper divisors (653725).

2723725 is a wasteful number, since it uses less digits than its factorization.

2723725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108959 (or 108954 counting only the distinct ones).

The product of its digits is 5880, while the sum is 28.

The square root of 2723725 is about 1650.3711703735. The cubic root of 2723725 is about 139.6543343146.

Adding to 2723725 its reverse (5273272), we get a palindrome (7996997).

The spelling of 2723725 in words is "two million, seven hundred twenty-three thousand, seven hundred twenty-five".