1448023890 has 16 divisors (see below), whose sum is σ = 3475257408. Its totient is φ = 386139696.

The previous prime is 1448023883. The next prime is 1448023891. The reversal of 1448023890 is 983208441.

It is not an unprimeable number, because it can be changed into a prime (1448023891) 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, 24133702 + ... + 24133761.

It is an arithmetic number, because the mean of its divisors is an integer number (217203588).

Almost surely, 2^1448023890 is an apocalyptic number.

1448023890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1448023890 is an abundant number, since it is smaller than the sum of its proper divisors (2027233518).

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

1448023890 is a wasteful number, since it uses less digits than its factorization.

1448023890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48267473.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 1448023890 is about 38052.9090872170. The cubic root of 1448023890 is about 1131.3367869276.

The spelling of 1448023890 in words is "one billion, four hundred forty-eight million, twenty-three thousand, eight hundred ninety".