2231398534 has 8 divisors (see below), whose sum is σ = 3360433608. Its totient is φ = 1111254000.

The previous prime is 2231398523. The next prime is 2231398541. The reversal of 2231398534 is 4358931322.

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

It is a super-3 number, since 3×2231398534³ (a number of 29 digits) contains 333 as substring.

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, 2222007 + ... + 2223010.

It is an arithmetic number, because the mean of its divisors is an integer number (420054201).

Almost surely, 2^2231398534 is an apocalyptic number.

2231398534 is a deficient number, since it is larger than the sum of its proper divisors (1129035074).

2231398534 is a wasteful number, since it uses less digits than its factorization.

2231398534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445270.

The product of its digits is 155520, while the sum is 40.

The square root of 2231398534 is about 47237.6812936452. The cubic root of 2231398534 is about 1306.7496159712.

The spelling of 2231398534 in words is "two billion, two hundred thirty-one million, three hundred ninety-eight thousand, five hundred thirty-four".