2365421234 has 16 divisors (see below), whose sum is σ = 3880167840. Its totient is φ = 1072558560.

The previous prime is 2365421231. The next prime is 2365421249. The reversal of 2365421234 is 4321245632.

It is a super-2 number, since 2×2365421234² = 11190435228516165512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2365421234.

It is not an unprimeable number, because it can be changed into a prime (2365421231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122444 + ... + 140439.

It is an arithmetic number, because the mean of its divisors is an integer number (242510490).

Almost surely, 2^2365421234 is an apocalyptic number.

2365421234 is a deficient number, since it is larger than the sum of its proper divisors (1514746606).

2365421234 is a wasteful number, since it uses less digits than its factorization.

2365421234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263305.

The product of its digits is 34560, while the sum is 32.

The square root of 2365421234 is about 48635.5963672699. The cubic root of 2365421234 is about 1332.4047236771.

Adding to 2365421234 its reverse (4321245632), we get a palindrome (6686666866).

The spelling of 2365421234 in words is "two billion, three hundred sixty-five million, four hundred twenty-one thousand, two hundred thirty-four".