421677626 has 16 divisors (see below), whose sum is σ = 641219328. Its totient is φ = 207954000.

The previous prime is 421677611. The next prime is 421677649. The reversal of 421677626 is 626776124.

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, 50891 + ... + 58593.

It is an arithmetic number, because the mean of its divisors is an integer number (40076208).

Almost surely, 2^421677626 is an apocalyptic number.

421677626 is a deficient number, since it is larger than the sum of its proper divisors (219541702).

421677626 is a wasteful number, since it uses less digits than its factorization.

421677626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8077.

The product of its digits is 169344, while the sum is 41.

The square root of 421677626 is about 20534.7906246935. The cubic root of 421677626 is about 749.8830193846.

The spelling of 421677626 in words is "four hundred twenty-one million, six hundred seventy-seven thousand, six hundred twenty-six".