421092134 has 16 divisors (see below), whose sum is σ = 635821056. Its totient is φ = 209157000.

The previous prime is 421092121. The next prime is 421092143. The reversal of 421092134 is 431290124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214859 + ... + 216809.

It is an arithmetic number, because the mean of its divisors is an integer number (39738816).

Almost surely, 2^421092134 is an apocalyptic number.

421092134 is a deficient number, since it is larger than the sum of its proper divisors (214728922).

421092134 is a wasteful number, since it uses less digits than its factorization.

421092134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 421092134 is about 20520.5295740631. The cubic root of 421092134 is about 749.5357921481.

The spelling of 421092134 in words is "four hundred twenty-one million, ninety-two thousand, one hundred thirty-four".