420361610 has 8 divisors (see below), whose sum is σ = 756650916. Its totient is φ = 168144640.

The previous prime is 420361609. The next prime is 420361633. The reversal of 420361610 is 16163024.

It is a happy number.

420361610 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 401080729 + 19280881 = 20027^2 + 4391^2 .

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

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 21018071 + ... + 21018090.

Almost surely, 2^420361610 is an apocalyptic number.

420361610 is a deficient number, since it is larger than the sum of its proper divisors (336289306).

420361610 is a wasteful number, since it uses less digits than its factorization.

420361610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42036168.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 420361610 is about 20502.7220144058. The cubic root of 420361610 is about 749.1021017636.

The spelling of 420361610 in words is "four hundred twenty million, three hundred sixty-one thousand, six hundred ten".