2340631442 has 8 divisors (see below), whose sum is σ = 3526279500. Its totient is φ = 1165204944.

The previous prime is 2340631429. The next prime is 2340631453. The reversal of 2340631442 is 2441360432.

It can be written as a sum of positive squares in 2 ways, for example, as 2302944121 + 37687321 = 47989^2 + 6139^2 .

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

It is a super-4 number, since 4×2340631442⁴ (a number of 39 digits) contains 4444 as substring.

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, 2554817 + ... + 2555732.

Almost surely, 2^2340631442 is an apocalyptic number.

2340631442 is a deficient number, since it is larger than the sum of its proper divisors (1185648058).

2340631442 is a wasteful number, since it uses less digits than its factorization.

2340631442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110780.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 2340631442 is about 48380.0727779527. The cubic root of 2340631442 is about 1327.7338011128.

Adding to 2340631442 its reverse (2441360432), we get a palindrome (4781991874).

The spelling of 2340631442 in words is "two billion, three hundred forty million, six hundred thirty-one thousand, four hundred forty-two".