421034938 has 8 divisors (see below), whose sum is σ = 631948788. Its totient is φ = 210385344.

The previous prime is 421034921. The next prime is 421034947. The reversal of 421034938 is 839430124.

It can be written as a sum of positive squares in 2 ways, for example, as 406949929 + 14085009 = 20173^2 + 3753^2 .

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

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, 62031 + ... + 68482.

Almost surely, 2^421034938 is an apocalyptic number.

421034938 is a deficient number, since it is larger than the sum of its proper divisors (210913850).

421034938 is a wasteful number, since it uses less digits than its factorization.

421034938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132128.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 421034938 is about 20519.1358979856. The cubic root of 421034938 is about 749.5018546897.

The spelling of 421034938 in words is "four hundred twenty-one million, thirty-four thousand, nine hundred thirty-eight".