1248564342 has 8 divisors (see below), whose sum is σ = 2497128696. Its totient is φ = 416188112.

The previous prime is 1248564341. The next prime is 1248564377. The reversal of 1248564342 is 2434658421.

It is a sphenic number, since it is the product of 3 distinct primes.

1248564342 is an admirable number.

It is a super-2 number, since 2×1248564342² = 3117825832227785928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1248564342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248564341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104047023 + ... + 104047034.

It is an arithmetic number, because the mean of its divisors is an integer number (312141087).

Almost surely, 2^1248564342 is an apocalyptic number.

1248564342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1248564342 is a wasteful number, since it uses less digits than its factorization.

1248564342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208094062.

The product of its digits is 184320, while the sum is 39.

The square root of 1248564342 is about 35335.0299561214. The cubic root of 1248564342 is about 1076.8047828430.

The spelling of 1248564342 in words is "one billion, two hundred forty-eight million, five hundred sixty-four thousand, three hundred forty-two".