1402202144 has 24 divisors (see below), whose sum is σ = 3154955328. Its totient is φ = 600943680.

The previous prime is 1402202141. The next prime is 1402202149. The reversal of 1402202144 is 4412022041.

It is not an unprimeable number, because it can be changed into a prime (1402202141) 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, 3129692 + ... + 3130139.

It is an arithmetic number, because the mean of its divisors is an integer number (131456472).

Almost surely, 2^1402202144 is an apocalyptic number.

1402202144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1402202144 is an abundant number, since it is smaller than the sum of its proper divisors (1752753184).

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

1402202144 is an equidigital number, since it uses as much as digits as its factorization.

1402202144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259848 (or 6259840 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1402202144 is about 37445.9896918215. The cubic root of 1402202144 is about 1119.2751857956.

Adding to 1402202144 its reverse (4412022041), we get a palindrome (5814224185).

The spelling of 1402202144 in words is "one billion, four hundred two million, two hundred two thousand, one hundred forty-four".