1140228398 has 8 divisors (see below), whose sum is σ = 1722647640. Its totient is φ = 566012520.

The previous prime is 1140228373. The next prime is 1140228433. The reversal of 1140228398 is 8938220411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 2050493 + ... + 2051048.

It is an arithmetic number, because the mean of its divisors is an integer number (215330955).

Almost surely, 2^1140228398 is an apocalyptic number.

1140228398 is a deficient number, since it is larger than the sum of its proper divisors (582419242).

1140228398 is a wasteful number, since it uses less digits than its factorization.

1140228398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101682.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 1140228398 is about 33767.2681453505. The cubic root of 1140228398 is about 1044.7136866619.

The spelling of 1140228398 in words is "one billion, one hundred forty million, two hundred twenty-eight thousand, three hundred ninety-eight".