2455043 has 8 divisors (see below), whose sum is σ = 2580768. Its totient is φ = 2330944.

The previous prime is 2455003. The next prime is 2455087. The reversal of 2455043 is 3405542.

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

It is a cyclic number.

It is not a de Polignac number, because 2455043 - 2⁸ = 2454787 is a prime.

It is a super-2 number, since 2×2455043² = 12054472263698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2455003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3671 + ... + 4287.

It is an arithmetic number, because the mean of its divisors is an integer number (322596).

2^2455043 is an apocalyptic number.

2455043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2455043 is a deficient number, since it is larger than the sum of its proper divisors (125725).

2455043 is a wasteful number, since it uses less digits than its factorization.

2455043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 2455043 is about 1566.8576833905. The cubic root of 2455043 is about 134.9024077478.

The spelling of 2455043 in words is "two million, four hundred fifty-five thousand, forty-three".