477072428 has 72 divisors (see below), whose sum is σ = 1044147888. Its totient is φ = 189471744.

The previous prime is 477072397. The next prime is 477072457. The reversal of 477072428 is 824270774.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222176 + ... + 224312.

It is an arithmetic number, because the mean of its divisors is an integer number (14502054).

Almost surely, 2^477072428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477072428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522073944).

477072428 is an abundant number, since it is smaller than the sum of its proper divisors (567075460).

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

477072428 is a wasteful number, since it uses less digits than its factorization.

477072428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239 (or 2230 counting only the distinct ones).

The product of its (nonzero) digits is 175616, while the sum is 41.

The square root of 477072428 is about 21841.9877300579. The cubic root of 477072428 is about 781.3784675522.

The spelling of 477072428 in words is "four hundred seventy-seven million, seventy-two thousand, four hundred twenty-eight".