421034044 has 12 divisors (see below), whose sum is σ = 768844944. Its totient is φ = 201364064.

The previous prime is 421034023. The next prime is 421034057. The reversal of 421034044 is 440430124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288137 + ... + 2288320.

It is an arithmetic number, because the mean of its divisors is an integer number (64070412).

Almost surely, 2^421034044 is an apocalyptic number.

It is an amenable number.

421034044 is a deficient number, since it is larger than the sum of its proper divisors (347810900).

421034044 is a wasteful number, since it uses less digits than its factorization.

421034044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576484 (or 4576482 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 421034044 is about 20519.1141134309. The cubic root of 421034044 is about 749.5013242071.

Adding to 421034044 its reverse (440430124), we get a palindrome (861464168).

The spelling of 421034044 in words is "four hundred twenty-one million, thirty-four thousand, forty-four".