428733092 has 12 divisors (see below), whose sum is σ = 755252736. Its totient is φ = 212946600.

The previous prime is 428733089. The next prime is 428733127. The reversal of 428733092 is 290337824.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354308 + ... + 355515.

It is an arithmetic number, because the mean of its divisors is an integer number (62937728).

Almost surely, 2^428733092 is an apocalyptic number.

It is an amenable number.

428733092 is a deficient number, since it is larger than the sum of its proper divisors (326519644).

428733092 is a wasteful number, since it uses less digits than its factorization.

428733092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709978 (or 709976 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 428733092 is about 20705.8709548765. The cubic root of 428733092 is about 754.0422292226.

The spelling of 428733092 in words is "four hundred twenty-eight million, seven hundred thirty-three thousand, ninety-two".