420662036 has 12 divisors (see below), whose sum is σ = 736379028. Its totient is φ = 210268032.

The previous prime is 420662017. The next prime is 420662041. The reversal of 420662036 is 630266024.

It can be written as a sum of positive squares in 2 ways, for example, as 5317636 + 415344400 = 2306^2 + 20380^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340 + ... + 29036.

It is an arithmetic number, because the mean of its divisors is an integer number (61364919).

Almost surely, 2^420662036 is an apocalyptic number.

It is an amenable number.

420662036 is a deficient number, since it is larger than the sum of its proper divisors (315716992).

420662036 is a wasteful number, since it uses less digits than its factorization.

420662036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31498 (or 31496 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 420662036 is about 20510.0471964352. The cubic root of 420662036 is about 749.2805165306.

The spelling of 420662036 in words is "four hundred twenty million, six hundred sixty-two thousand, thirty-six".