1298844546 has 16 divisors (see below), whose sum is σ = 2710632384. Its totient is φ = 414124304.

The previous prime is 1298844527. The next prime is 1298844563. The reversal of 1298844546 is 6454488921.

It is a super-2 number, since 2×1298844546² = 3373994309347892232, which contains 22 as substring.

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, 4705821 + ... + 4706096.

It is an arithmetic number, because the mean of its divisors is an integer number (169414524).

Almost surely, 2^1298844546 is an apocalyptic number.

1298844546 is an abundant number, since it is smaller than the sum of its proper divisors (1411787838).

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

1298844546 is a wasteful number, since it uses less digits than its factorization.

1298844546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9411945.

The product of its digits is 2211840, while the sum is 51.

The square root of 1298844546 is about 36039.4859286311. The cubic root of 1298844546 is about 1091.0694399663.

The spelling of 1298844546 in words is "one billion, two hundred ninety-eight million, eight hundred forty-four thousand, five hundred forty-six".