273401894 has 4 divisors (see below), whose sum is σ = 410102844. Its totient is φ = 136700946.

The previous prime is 273401893. The next prime is 273401941. The reversal of 273401894 is 498104372.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273401893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68350472 + ... + 68350475.

It is an arithmetic number, because the mean of its divisors is an integer number (102525711).

Almost surely, 2^273401894 is an apocalyptic number.

273401894 is a deficient number, since it is larger than the sum of its proper divisors (136700950).

273401894 is a wasteful number, since it uses less digits than its factorization.

273401894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136700949.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 273401894 is about 16534.8690348608. The cubic root of 273401894 is about 649.0335887168.

The spelling of 273401894 in words is "two hundred seventy-three million, four hundred one thousand, eight hundred ninety-four".