273850380 has 36 divisors (see below), whose sum is σ = 830680032. Its totient is φ = 73026720.

The previous prime is 273850349. The next prime is 273850387. The reversal of 273850380 is 83058372.

273850380 is a `hidden beast` number, since 2 + 73 + 8 + 503 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×273850380² = 149988061252288800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (273850387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 760516 + ... + 760875.

Almost surely, 2^273850380 is an apocalyptic number.

273850380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273850380 is an abundant number, since it is smaller than the sum of its proper divisors (556829652).

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

273850380 is a wasteful number, since it uses less digits than its factorization.

273850380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521406 (or 1521401 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 273850380 is about 16548.4253027290. The cubic root of 273850380 is about 649.3882844551.

The spelling of 273850380 in words is "two hundred seventy-three million, eight hundred fifty thousand, three hundred eighty".