1042604540 has 24 divisors (see below), whose sum is σ = 2192487360. Its totient is φ = 416467008.

The previous prime is 1042604489. The next prime is 1042604587. The reversal of 1042604540 is 454062401.

It is a super-2 number, since 2×1042604540² = 2174048453657223200, 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 7 ways as a sum of consecutive naturals, for example, 20900 + ... + 50219.

It is an arithmetic number, because the mean of its divisors is an integer number (91353640).

Almost surely, 2^1042604540 is an apocalyptic number.

1042604540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042604540 is an abundant number, since it is smaller than the sum of its proper divisors (1149882820).

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

1042604540 is a wasteful number, since it uses less digits than its factorization.

1042604540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71861 (or 71859 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1042604540 is about 32289.3874206371. The cubic root of 1042604540 is about 1014.0044725387.

Adding to 1042604540 its reverse (454062401), we get a palindrome (1496666941).

The spelling of 1042604540 in words is "one billion, forty-two million, six hundred four thousand, five hundred forty".