2047440402 has 80 divisors (see below), whose sum is σ = 5350329600. Its totient is φ = 584967096.

The previous prime is 2047440389. The next prime is 2047440433. The reversal of 2047440402 is 2040447402.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37143 + ... + 73989.

It is an arithmetic number, because the mean of its divisors is an integer number (66879120).

Almost surely, 2^2047440402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2047440402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2675164800).

2047440402 is an abundant number, since it is smaller than the sum of its proper divisors (3302889198).

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

2047440402 is an equidigital number, since it uses as much as digits as its factorization.

2047440402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36882 (or 36859 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 27.

The square root of 2047440402 is about 45248.6508307154. The cubic root of 2047440402 is about 1269.8051661353.

Adding to 2047440402 its reverse (2040447402), we get a palindrome (4087887804).

The spelling of 2047440402 in words is "two billion, forty-seven million, four hundred forty thousand, four hundred two".