1005540342 has 16 divisors (see below), whose sum is σ = 2065434672. Its totient is φ = 326121120.

The previous prime is 1005540329. The next prime is 1005540353. The reversal of 1005540342 is 2430455001.

It is a super-2 number, since 2×1005540342² = 2022222758778953928, which contains 22 as substring.

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, 2264509 + ... + 2264952.

It is an arithmetic number, because the mean of its divisors is an integer number (129089667).

Almost surely, 2^1005540342 is an apocalyptic number.

1005540342 is an abundant number, since it is smaller than the sum of its proper divisors (1059894330).

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

1005540342 is a wasteful number, since it uses less digits than its factorization.

1005540342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529503.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1005540342 is about 31710.2561011418. The cubic root of 1005540342 is about 1001.8433805269.

Adding to 1005540342 its reverse (2430455001), we get a palindrome (3435995343).

The spelling of 1005540342 in words is "one billion, five million, five hundred forty thousand, three hundred forty-two".