273450630 has 32 divisors (see below), whose sum is σ = 661081824. Its totient is φ = 72386816.

The previous prime is 273450613. The next prime is 273450649. The reversal of 273450630 is 36054372.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29157 + ... + 37376.

It is an arithmetic number, because the mean of its divisors is an integer number (20658807).

Almost surely, 2^273450630 is an apocalyptic number.

273450630 is an abundant number, since it is smaller than the sum of its proper divisors (387631194).

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

273450630 is a wasteful number, since it uses less digits than its factorization.

273450630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66680.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 273450630 is about 16536.3427032703. The cubic root of 273450630 is about 649.0721515095.

The spelling of 273450630 in words is "two hundred seventy-three million, four hundred fifty thousand, six hundred thirty".