294780420 has 144 divisors (see below), whose sum is σ = 1018023552. Its totient is φ = 68344320.

The previous prime is 294780419. The next prime is 294780433. The reversal of 294780420 is 24087492.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 47 ways as a sum of consecutive naturals, for example, 42304 + ... + 48776.

It is an arithmetic number, because the mean of its divisors is an integer number (7069608).

Almost surely, 2^294780420 is an apocalyptic number.

294780420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 294780420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509011776).

294780420 is an abundant number, since it is smaller than the sum of its proper divisors (723243132).

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

294780420 is a wasteful number, since it uses less digits than its factorization.

294780420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6522 (or 6517 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 294780420 is about 17169.1706264455. The cubic root of 294780420 is about 665.5278150778.

The spelling of 294780420 in words is "two hundred ninety-four million, seven hundred eighty thousand, four hundred twenty".