2415723 has 4 divisors (see below), whose sum is σ = 3220968. Its totient is φ = 1610480.

The previous prime is 2415719. The next prime is 2415733. The reversal of 2415723 is 3275142.

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

It is a cyclic number.

It is not a de Polignac number, because 2415723 - 2² = 2415719 is a prime.

It is a super-2 number, since 2×2415723² = 11671435225458, which contains 22 as substring.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 2415693 and 2415702.

It is not an unprimeable number, because it can be changed into a prime (2415703) 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, 402618 + ... + 402623.

It is an arithmetic number, because the mean of its divisors is an integer number (805242).

2^2415723 is an apocalyptic number.

2415723 is a deficient number, since it is larger than the sum of its proper divisors (805245).

2415723 is an equidigital number, since it uses as much as digits as its factorization.

2415723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805244.

The product of its digits is 1680, while the sum is 24.

The square root of 2415723 is about 1554.2596308211. The cubic root of 2415723 is about 134.1783286975.

The spelling of 2415723 in words is "two million, four hundred fifteen thousand, seven hundred twenty-three".