420676064 has 24 divisors (see below), whose sum is σ = 835953048. Its totient is φ = 208370560.

The previous prime is 420676063. The next prime is 420676079. The reversal of 420676064 is 460676024.

It is a happy number.

It is a super-3 number, since 3×420676064³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420676063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58007 + ... + 64854.

It is an arithmetic number, because the mean of its divisors is an integer number (34831377).

Almost surely, 2^420676064 is an apocalyptic number.

It is an amenable number.

420676064 is a deficient number, since it is larger than the sum of its proper divisors (415276984).

420676064 is a wasteful number, since it uses less digits than its factorization.

420676064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122978 (or 122970 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 420676064 is about 20510.3891723195. The cubic root of 420676064 is about 749.2888452992.

The spelling of 420676064 in words is "four hundred twenty million, six hundred seventy-six thousand, sixty-four".