193940275 has 6 divisors (see below), whose sum is σ = 240485972. Its totient is φ = 155152200.

The previous prime is 193940269. The next prime is 193940281. The reversal of 193940275 is 572049391.

It is an interprime number because it is at equal distance from previous prime (193940269) and next prime (193940281).

It is not a de Polignac number, because 193940275 - 2⁷ = 193940147 is a prime.

It is a super-2 number, since 2×193940275² = 75225660534151250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3878781 + ... + 3878830.

Almost surely, 2^193940275 is an apocalyptic number.

193940275 is a deficient number, since it is larger than the sum of its proper divisors (46545697).

193940275 is an equidigital number, since it uses as much as digits as its factorization.

193940275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7757621 (or 7757616 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 193940275 is about 13926.2441095939. The cubic root of 193940275 is about 578.8366246384.

The spelling of 193940275 in words is "one hundred ninety-three million, nine hundred forty thousand, two hundred seventy-five".