42403254 has 8 divisors (see below), whose sum is σ = 84806520. Its totient is φ = 14134416.

The previous prime is 42403247. The next prime is 42403261. The reversal of 42403254 is 45230424.

It is an interprime number because it is at equal distance from previous prime (42403247) and next prime (42403261).

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

42403254 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3533599 + ... + 3533610.

It is an arithmetic number, because the mean of its divisors is an integer number (10600815).

Almost surely, 2^42403254 is an apocalyptic number.

42403254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42403254 is a wasteful number, since it uses less digits than its factorization.

42403254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067214.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 42403254 is about 6511.7780981849. The cubic root of 42403254 is about 348.7116004535.

Adding to 42403254 its reverse (45230424), we get a palindrome (87633678).

The spelling of 42403254 in words is "forty-two million, four hundred three thousand, two hundred fifty-four".