2457423 has 6 divisors (see below), whose sum is σ = 3549624. Its totient is φ = 1638276.

The previous prime is 2457421. The next prime is 2457439. The reversal of 2457423 is 3247542.

It is not a de Polignac number, because 2457423 - 2¹ = 2457421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2457421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136515 + ... + 136532.

It is an arithmetic number, because the mean of its divisors is an integer number (591604).

2^2457423 is an apocalyptic number.

2457423 is a deficient number, since it is larger than the sum of its proper divisors (1092201).

2457423 is a wasteful number, since it uses less digits than its factorization.

2457423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273053 (or 273050 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2457423 is about 1567.6169812808. The cubic root of 2457423 is about 134.9459866226.

The spelling of 2457423 in words is "two million, four hundred fifty-seven thousand, four hundred twenty-three".