193420954 has 4 divisors (see below), whose sum is σ = 290131434. Its totient is φ = 96710476.

The previous prime is 193420949. The next prime is 193420963. The reversal of 193420954 is 459024391.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 191185929 + 2235025 = 13827^2 + 1495^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48355237 + ... + 48355240.

Almost surely, 2^193420954 is an apocalyptic number.

193420954 is a deficient number, since it is larger than the sum of its proper divisors (96710480).

193420954 is an equidigital number, since it uses as much as digits as its factorization.

193420954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96710479.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 193420954 is about 13907.5862032202. The cubic root of 193420954 is about 578.3195054280.

The spelling of 193420954 in words is "one hundred ninety-three million, four hundred twenty thousand, nine hundred fifty-four".