1042200340 has 12 divisors (see below), whose sum is σ = 2188620756. Its totient is φ = 416880128.

The previous prime is 1042200319. The next prime is 1042200359. The reversal of 1042200340 is 430022401.

It can be written as a sum of positive squares in 2 ways, for example, as 150700176 + 891500164 = 12276^2 + 29858^2 .

It is a super-2 number, since 2×1042200340² = 2172363097392231200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26054989 + ... + 26055028.

It is an arithmetic number, because the mean of its divisors is an integer number (182385063).

Almost surely, 2^1042200340 is an apocalyptic number.

1042200340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042200340 is an abundant number, since it is smaller than the sum of its proper divisors (1146420416).

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

1042200340 is a wasteful number, since it uses less digits than its factorization.

1042200340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52110026 (or 52110024 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1042200340 is about 32283.1277914641. The cubic root of 1042200340 is about 1013.8734181875.

Adding to 1042200340 its reverse (430022401), we get a palindrome (1472222741).

The spelling of 1042200340 in words is "one billion, forty-two million, two hundred thousand, three hundred forty".