19340850 has 24 divisors (see below), whose sum is σ = 47965680. Its totient is φ = 5157520.

The previous prime is 19340833. The next prime is 19340873. The reversal of 19340850 is 5804391.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 64320 + ... + 64619.

It is an arithmetic number, because the mean of its divisors is an integer number (1998570).

Almost surely, 2^19340850 is an apocalyptic number.

19340850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19340850 is an abundant number, since it is smaller than the sum of its proper divisors (28624830).

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

19340850 is a wasteful number, since it uses less digits than its factorization.

19340850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128954 (or 128949 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 19340850 is about 4397.8233252372. The cubic root of 19340850 is about 268.4263744670.

The spelling of 19340850 in words is "nineteen million, three hundred forty thousand, eight hundred fifty".