1420450324 has 12 divisors (see below), whose sum is σ = 2513718900. Its totient is φ = 702244928.

The previous prime is 1420450319. The next prime is 1420450333. The reversal of 1420450324 is 4230540241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 906612100 + 513838224 = 30110^2 + 22668^2 .

It is a congruent number.

It is an unprimeable number.

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, 1994659 + ... + 1995370.

It is an arithmetic number, because the mean of its divisors is an integer number (209476575).

Almost surely, 2^1420450324 is an apocalyptic number.

It is an amenable number.

1420450324 is a deficient number, since it is larger than the sum of its proper divisors (1093268576).

1420450324 is a wasteful number, since it uses less digits than its factorization.

1420450324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3990122 (or 3990120 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1420450324 is about 37688.8620682557. The cubic root of 1420450324 is about 1124.1096689723.

Adding to 1420450324 its reverse (4230540241), we get a palindrome (5650990565).

The spelling of 1420450324 in words is "one billion, four hundred twenty million, four hundred fifty thousand, three hundred twenty-four".