3140403450 has 24 divisors (see below), whose sum is σ = 7788200928. Its totient is φ = 837440880.

The previous prime is 3140403419. The next prime is 3140403451. The reversal of 3140403450 is 543040413.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3140403450.

It is not an unprimeable number, because it can be changed into a prime (3140403451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10467862 + ... + 10468161.

It is an arithmetic number, because the mean of its divisors is an integer number (324508372).

Almost surely, 2^3140403450 is an apocalyptic number.

3140403450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3140403450 is an abundant number, since it is smaller than the sum of its proper divisors (4647797478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3140403450 is a wasteful number, since it uses less digits than its factorization.

3140403450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20936038 (or 20936033 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3140403450 is about 56039.3027258548. The cubic root of 3140403450 is about 1464.4070643489.

Adding to 3140403450 its reverse (543040413), we get a palindrome (3683443863).

The spelling of 3140403450 in words is "three billion, one hundred forty million, four hundred three thousand, four hundred fifty".