1202044340 has 24 divisors (see below), whose sum is σ = 2884906752. Its totient is φ = 412129440.

The previous prime is 1202044321. The next prime is 1202044357. The reversal of 1202044340 is 434402021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4292876 + ... + 4293155.

It is an arithmetic number, because the mean of its divisors is an integer number (120204448).

Almost surely, 2^1202044340 is an apocalyptic number.

1202044340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202044340 is an abundant number, since it is smaller than the sum of its proper divisors (1682862412).

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

1202044340 is a wasteful number, since it uses less digits than its factorization.

1202044340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8586047 (or 8586045 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1202044340 is about 34670.5111009342. The cubic root of 1202044340 is about 1063.2616811048.

Adding to 1202044340 its reverse (434402021), we get a palindrome (1636446361).

The spelling of 1202044340 in words is "one billion, two hundred two million, forty-four thousand, three hundred forty".