469142784 has 216 divisors, whose sum is σ = 1498023072. Its totient is φ = 140021760.

The previous prime is 469142671. The next prime is 469142797. The reversal of 469142784 is 487241964.

It is a congruent number.

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, 2711722 + ... + 2711894.

It is an arithmetic number, because the mean of its divisors is an integer number (6935292).

Almost surely, 2^469142784 is an apocalyptic number.

469142784 is a gapful number since it is divisible by the number (44) 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 469142784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749011536).

469142784 is an abundant number, since it is smaller than the sum of its proper divisors (1028880288).

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

469142784 is a wasteful number, since it uses less digits than its factorization.

469142784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 296 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 469142784 is about 21659.7041531042. The cubic root of 469142784 is about 777.0250385734.

The spelling of 469142784 in words is "four hundred sixty-nine million, one hundred forty-two thousand, seven hundred eighty-four".