420341352 has 64 divisors (see below), whose sum is σ = 1072606080. Its totient is φ = 137244672.

The previous prime is 420341347. The next prime is 420341359. The reversal of 420341352 is 253143024.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (420341359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238908 + ... + 240660.

It is an arithmetic number, because the mean of its divisors is an integer number (16759470).

Almost surely, 2^420341352 is an apocalyptic number.

It is an amenable number.

420341352 is an abundant number, since it is smaller than the sum of its proper divisors (652264728).

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

420341352 is a wasteful number, since it uses less digits than its factorization.

420341352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962 (or 1958 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 420341352 is about 20502.2279764908. The cubic root of 420341352 is about 749.0900680338.

Adding to 420341352 its reverse (253143024), we get a palindrome (673484376).

The spelling of 420341352 in words is "four hundred twenty million, three hundred forty-one thousand, three hundred fifty-two".