2147734390 has 8 divisors (see below), whose sum is σ = 3865921920. Its totient is φ = 859093752.

The previous prime is 2147734367. The next prime is 2147734399. The reversal of 2147734390 is 934377412.

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

It is a super-2 number, since 2×2147734390² = 9225526019977344200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2147734399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107386710 + ... + 107386729.

It is an arithmetic number, because the mean of its divisors is an integer number (483240240).

Almost surely, 2^2147734390 is an apocalyptic number.

2147734390 is a deficient number, since it is larger than the sum of its proper divisors (1718187530).

2147734390 is a wasteful number, since it uses less digits than its factorization.

2147734390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214773446.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 2147734390 is about 46343.6553370577. The cubic root of 2147734390 is about 1290.2093664948.

The spelling of 2147734390 in words is "two billion, one hundred forty-seven million, seven hundred thirty-four thousand, three hundred ninety".