2148012946 has 8 divisors (see below), whose sum is σ = 3227226480. Its totient is φ = 1072270788.

The previous prime is 2148012929. The next prime is 2148012949. The reversal of 2148012946 is 6492108412.

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

It is a super-2 number, since 2×2148012946² = 9227919232367197832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2148012949) 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, 866296 + ... + 868771.

It is an arithmetic number, because the mean of its divisors is an integer number (403403310).

Almost surely, 2^2148012946 is an apocalyptic number.

2148012946 is a deficient number, since it is larger than the sum of its proper divisors (1079213534).

2148012946 is a wasteful number, since it uses less digits than its factorization.

2148012946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735688.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 2148012946 is about 46346.6605700993. The cubic root of 2148012946 is about 1290.2651431038.

The spelling of 2148012946 in words is "two billion, one hundred forty-eight million, twelve thousand, nine hundred forty-six".