420154416 has 60 divisors (see below), whose sum is σ = 1282749000. Its totient is φ = 127319040.

The previous prime is 420154393. The next prime is 420154417. The reversal of 420154416 is 614451024.

It is a self number, because there is not a number n which added to its sum of digits gives 420154416.

It is not an unprimeable number, because it can be changed into a prime (420154417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131041 + ... + 134208.

It is an arithmetic number, because the mean of its divisors is an integer number (21379150).

Almost surely, 2^420154416 is an apocalyptic number.

It is an amenable number.

420154416 is an abundant number, since it is smaller than the sum of its proper divisors (862594584).

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

420154416 is a wasteful number, since it uses less digits than its factorization.

420154416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265274 (or 265265 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 420154416 is about 20497.6685503498. The cubic root of 420154416 is about 748.9790053907.

The spelling of 420154416 in words is "four hundred twenty million, one hundred fifty-four thousand, four hundred sixteen".