1450023540 has 96 divisors (see below), whose sum is σ = 4645208064. Its totient is φ = 331067520.

The previous prime is 1450023539. The next prime is 1450023587. The reversal of 1450023540 is 453200541.

It is a self number, because there is not a number n which added to its sum of digits gives 1450023540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 616647 + ... + 618993.

It is an arithmetic number, because the mean of its divisors is an integer number (48387584).

Almost surely, 2^1450023540 is an apocalyptic number.

1450023540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1450023540 is an abundant number, since it is smaller than the sum of its proper divisors (3195184524).

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

1450023540 is a wasteful number, since it uses less digits than its factorization.

1450023540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1450023540 is about 38079.1746234080. The cubic root of 1450023540 is about 1131.8573209360.

The spelling of 1450023540 in words is "one billion, four hundred fifty million, twenty-three thousand, five hundred forty".