193040010 has 40 divisors (see below), whose sum is σ = 519065316. Its totient is φ = 51477120.

The previous prime is 193039997. The next prime is 193040011. The reversal of 193040010 is 10040391.

It can be written as a sum of positive squares in 2 ways, for example, as 189365121 + 3674889 = 13761^2 + 1917^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (193040011) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 118351 + ... + 119970.

Almost surely, 2^193040010 is an apocalyptic number.

193040010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

193040010 is an abundant number, since it is smaller than the sum of its proper divisors (326025306).

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

193040010 is a wasteful number, since it uses less digits than its factorization.

193040010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238340 (or 238331 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 193040010 is about 13893.8839062373. The cubic root of 193040010 is about 577.9395877202.

The spelling of 193040010 in words is "one hundred ninety-three million, forty thousand, ten".