1914640896 has 120 divisors (see below), whose sum is σ = 5933727360. Its totient is φ = 547018752.

The previous prime is 1914640853. The next prime is 1914640901. The reversal of 1914640896 is 6980464191.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62545 + ... + 87983.

It is an arithmetic number, because the mean of its divisors is an integer number (49447728).

Almost surely, 2^1914640896 is an apocalyptic number.

1914640896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1914640896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2966863680).

1914640896 is an abundant number, since it is smaller than the sum of its proper divisors (4019086464).

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

1914640896 is an equidigital number, since it uses as much as digits as its factorization.

1914640896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25474 (or 25451 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 1914640896 is about 43756.6097407009. The cubic root of 1914640896 is about 1241.7355371576.

The spelling of 1914640896 in words is "one billion, nine hundred fourteen million, six hundred forty thousand, eight hundred ninety-six".