420366052 has 6 divisors (see below), whose sum is σ = 735640598. Its totient is φ = 210183024.

The previous prime is 420366041. The next prime is 420366053. The reversal of 420366052 is 250663024.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 291180096 + 129185956 = 17064^2 + 11366^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 420366052.

It is not an unprimeable number, because it can be changed into a prime (420366053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52545753 + ... + 52545760.

Almost surely, 2^420366052 is an apocalyptic number.

It is an amenable number.

420366052 is a deficient number, since it is larger than the sum of its proper divisors (315274546).

420366052 is a wasteful number, since it uses less digits than its factorization.

420366052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105091517 (or 105091515 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 420366052 is about 20502.8303411992. The cubic root of 420366052 is about 749.1047403647.

The spelling of 420366052 in words is "four hundred twenty million, three hundred sixty-six thousand, fifty-two".