193094664 has 32 divisors (see below), whose sum is σ = 551699520. Its totient is φ = 55169856.

The previous prime is 193094647. The next prime is 193094677. The reversal of 193094664 is 466490391.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574519 + ... + 574854.

It is an arithmetic number, because the mean of its divisors is an integer number (17240610).

Almost surely, 2^193094664 is an apocalyptic number.

193094664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

193094664 is an abundant number, since it is smaller than the sum of its proper divisors (358604856).

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

193094664 is a wasteful number, since it uses less digits than its factorization.

193094664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149389 (or 1149385 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 193094664 is about 13895.8506036874. The cubic root of 193094664 is about 577.9941251703.

The spelling of 193094664 in words is "one hundred ninety-three million, ninety-four thousand, six hundred sixty-four".