1457893650 has 96 divisors (see below), whose sum is σ = 3877251840. Its totient is φ = 361221120.

The previous prime is 1457893643. The next prime is 1457893687. The reversal of 1457893650 is 563987541.

It is a self number, because there is not a number n which added to its sum of digits gives 1457893650.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 197832 + ... + 205068.

It is an arithmetic number, because the mean of its divisors is an integer number (40388040).

Almost surely, 2^1457893650 is an apocalyptic number.

1457893650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1457893650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1938625920).

1457893650 is an abundant number, since it is smaller than the sum of its proper divisors (2419358190).

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

1457893650 is a wasteful number, since it uses less digits than its factorization.

1457893650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7348 (or 7343 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 48.

The square root of 1457893650 is about 38182.3735511558. The cubic root of 1457893650 is about 1133.9013737404.

The spelling of 1457893650 in words is "one billion, four hundred fifty-seven million, eight hundred ninety-three thousand, six hundred fifty".