234452019 has 16 divisors (see below), whose sum is σ = 319064832. Its totient is φ = 153080928.

The previous prime is 234451967. The next prime is 234452047. The reversal of 234452019 is 910254432.

It is not a de Polignac number, because 234452019 - 2⁷ = 234451891 is a prime.

It is a super-2 number, since 2×234452019² = 109935498426352722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234452059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130602 + ... + 132384.

It is an arithmetic number, because the mean of its divisors is an integer number (19941552).

Almost surely, 2^234452019 is an apocalyptic number.

234452019 is a deficient number, since it is larger than the sum of its proper divisors (84612813).

234452019 is a wasteful number, since it uses less digits than its factorization.

234452019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 234452019 is about 15311.8261157838. The cubic root of 234452019 is about 616.6205472529.

The spelling of 234452019 in words is "two hundred thirty-four million, four hundred fifty-two thousand, nineteen".