1402243072 has 48 divisors (see below), whose sum is σ = 2869186320. Its totient is φ = 684773376.

The previous prime is 1402243049. The next prime is 1402243081. The reversal of 1402243072 is 2703422041.

It is a happy number.

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, 80103 + ... + 96025.

It is an arithmetic number, because the mean of its divisors is an integer number (59774715).

Almost surely, 2^1402243072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402243072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1434593160).

1402243072 is an abundant number, since it is smaller than the sum of its proper divisors (1466943248).

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

1402243072 is an equidigital number, since it uses as much as digits as its factorization.

1402243072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15988 (or 15968 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 1402243072 is about 37446.5361816016. The cubic root of 1402243072 is about 1119.2860756304.

The spelling of 1402243072 in words is "one billion, four hundred two million, two hundred forty-three thousand, seventy-two".