442232434 has 32 divisors (see below), whose sum is σ = 765734400. Its totient is φ = 187634880.

The previous prime is 442232411. The next prime is 442232443. The reversal of 442232434 is 434232244.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868572 + ... + 869080.

It is an arithmetic number, because the mean of its divisors is an integer number (23929200).

Almost surely, 2^442232434 is an apocalyptic number.

442232434 is a deficient number, since it is larger than the sum of its proper divisors (323501966).

442232434 is a wasteful number, since it uses less digits than its factorization.

442232434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018.

The product of its digits is 18432, while the sum is 28.

The square root of 442232434 is about 21029.3231940545. The cubic root of 442232434 is about 761.8746622083.

Adding to 442232434 its reverse (434232244), we get a palindrome (876464678).

It can be divided in two parts, 4422 and 32434, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 442232434 in words is "four hundred forty-two million, two hundred thirty-two thousand, four hundred thirty-four".