421541676 has 36 divisors (see below), whose sum is σ = 1121647800. Its totient is φ = 133118208.

The previous prime is 421541669. The next prime is 421541683. The reversal of 421541676 is 676145124.

421541676 is a `hidden beast` number, since 42 + 1 + 541 + 6 + 76 = 666.

It is an interprime number because it is at equal distance from previous prime (421541669) and next prime (421541683).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 421541676.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307461 + ... + 308828.

Almost surely, 2^421541676 is an apocalyptic number.

It is an amenable number.

421541676 is an abundant number, since it is smaller than the sum of its proper divisors (700106124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421541676 is a wasteful number, since it uses less digits than its factorization.

421541676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616318 (or 616313 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 421541676 is about 20531.4801219980. The cubic root of 421541676 is about 749.8024226221.

The spelling of 421541676 in words is "four hundred twenty-one million, five hundred forty-one thousand, six hundred seventy-six".