2455442 has 8 divisors (see below), whose sum is σ = 4018032. Its totient is φ = 1116100.

The previous prime is 2455423. The next prime is 2455447. The reversal of 2455442 is 2445542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2455447) 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, 55784 + ... + 55827.

It is an arithmetic number, because the mean of its divisors is an integer number (502254).

2^2455442 is an apocalyptic number.

2455442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2455442 is a deficient number, since it is larger than the sum of its proper divisors (1562590).

2455442 is a wasteful number, since it uses less digits than its factorization.

2455442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111624.

The product of its digits is 6400, while the sum is 26.

The square root of 2455442 is about 1566.9850031190. The cubic root of 2455442 is about 134.9097155824.

The spelling of 2455442 in words is "two million, four hundred fifty-five thousand, four hundred forty-two".