420361000 has 32 divisors (see below), whose sum is σ = 983647080. Its totient is φ = 168144000.

The previous prime is 420360977. The next prime is 420361001. The reversal of 420361000 is 163024.

It can be written as a sum of positive squares in 4 ways, for example, as 236975236 + 183385764 = 15394^2 + 13542^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420361001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209181 + ... + 211180.

Almost surely, 2^420361000 is an apocalyptic number.

420361000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420361000 is an abundant number, since it is smaller than the sum of its proper divisors (563286080).

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

420361000 is a wasteful number, since it uses less digits than its factorization.

420361000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420382 (or 420368 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 420361000 is about 20502.7071383269. The cubic root of 420361000 is about 749.1017394149.

The spelling of 420361000 in words is "four hundred twenty million, three hundred sixty-one thousand".