420261355 has 8 divisors (see below), whose sum is σ = 517943952. Its totient is φ = 327122208.

The previous prime is 420261349. The next prime is 420261367. The reversal of 420261355 is 553162024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420261355 - 2⁷ = 420261227 is a prime.

It is a Duffinian number.

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, 1135657 + ... + 1136026.

It is an arithmetic number, because the mean of its divisors is an integer number (64742994).

Almost surely, 2^420261355 is an apocalyptic number.

420261355 is a deficient number, since it is larger than the sum of its proper divisors (97682597).

420261355 is a wasteful number, since it uses less digits than its factorization.

420261355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271725.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 420261355 is about 20500.2769493488. The cubic root of 420261355 is about 749.0425441505.

The spelling of 420261355 in words is "four hundred twenty million, two hundred sixty-one thousand, three hundred fifty-five".