2453906 has 32 divisors (see below), whose sum is σ = 4609920. Its totient is φ = 953856.

The previous prime is 2453887. The next prime is 2453909. The reversal of 2453906 is 6093542.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2453909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17585 + ... + 17723.

It is an arithmetic number, because the mean of its divisors is an integer number (144060).

2^2453906 is an apocalyptic number.

2453906 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2453906 is a deficient number, since it is larger than the sum of its proper divisors (2156014).

2453906 is a wasteful number, since it uses less digits than its factorization.

2453906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2453906 is about 1566.4948132694. The cubic root of 2453906 is about 134.8815788224.

The spelling of 2453906 in words is "two million, four hundred fifty-three thousand, nine hundred six".