1448921274 has 16 divisors (see below), whose sum is σ = 2904763680. Its totient is φ = 481820240.

The previous prime is 1448921273. The next prime is 1448921281. The reversal of 1448921274 is 4721298441.

It is not an unprimeable number, because it can be changed into a prime (1448921273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285657 + ... + 290684.

It is an arithmetic number, because the mean of its divisors is an integer number (181547730).

Almost surely, 2^1448921274 is an apocalyptic number.

1448921274 is an abundant number, since it is smaller than the sum of its proper divisors (1455842406).

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

1448921274 is a wasteful number, since it uses less digits than its factorization.

1448921274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576765.

The product of its digits is 129024, while the sum is 42.

The square root of 1448921274 is about 38064.6985276384. The cubic root of 1448921274 is about 1131.5704464882.

The spelling of 1448921274 in words is "one billion, four hundred forty-eight million, nine hundred twenty-one thousand, two hundred seventy-four".