420634102 has 32 divisors (see below), whose sum is σ = 745943040. Its totient is φ = 174083040.

The previous prime is 420634099. The next prime is 420634117. The reversal of 420634102 is 201436024.

It is a happy number.

It is a congruent 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, 307023 + ... + 308389.

It is an arithmetic number, because the mean of its divisors is an integer number (23310720).

Almost surely, 2^420634102 is an apocalyptic number.

420634102 is a deficient number, since it is larger than the sum of its proper divisors (325308938).

420634102 is a wasteful number, since it uses less digits than its factorization.

420634102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 420634102 is about 20509.3662018113. The cubic root of 420634102 is about 749.2639308764.

The spelling of 420634102 in words is "four hundred twenty million, six hundred thirty-four thousand, one hundred two".