2148547474 has 8 divisors (see below), whose sum is σ = 3392443440. Its totient is φ = 1017732996.

The previous prime is 2148547469. The next prime is 2148547501. The reversal of 2148547474 is 4747458412.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28270324 + ... + 28270399.

It is an arithmetic number, because the mean of its divisors is an integer number (424055430).

Almost surely, 2^2148547474 is an apocalyptic number.

2148547474 is a deficient number, since it is larger than the sum of its proper divisors (1243895966).

2148547474 is a wasteful number, since it uses less digits than its factorization.

2148547474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56540744.

The product of its digits is 1003520, while the sum is 46.

The square root of 2148547474 is about 46352.4268404579. The cubic root of 2148547474 is about 1290.3721607154.

The spelling of 2148547474 in words is "two billion, one hundred forty-eight million, five hundred forty-seven thousand, four hundred seventy-four".