1426207328 has 288 divisors, whose sum is σ = 3790257408. Its totient is φ = 522547200.

The previous prime is 1426207283. The next prime is 1426207337. The reversal of 1426207328 is 8237026241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23380418 + ... + 23380478.

It is an arithmetic number, because the mean of its divisors is an integer number (13160616).

Almost surely, 2^1426207328 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 1426207328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895128704).

1426207328 is an abundant number, since it is smaller than the sum of its proper divisors (2364050080).

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

1426207328 is a wasteful number, since it uses less digits than its factorization.

1426207328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 1426207328 is about 37765.1602406239. The cubic root of 1426207328 is about 1125.6262726638.

The spelling of 1426207328 in words is "one billion, four hundred twenty-six million, two hundred seven thousand, three hundred twenty-eight".