273650420 has 48 divisors (see below), whose sum is σ = 582498000. Its totient is φ = 107980800.

The previous prime is 273650393. The next prime is 273650471. The reversal of 273650420 is 24056372.

It can be written as a sum of positive squares in 8 ways, for example, as 26091664 + 247558756 = 5108^2 + 15734^2 .

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, 682220 + ... + 682620.

It is an arithmetic number, because the mean of its divisors is an integer number (12135375).

Almost surely, 2^273650420 is an apocalyptic number.

273650420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273650420 is an abundant number, since it is smaller than the sum of its proper divisors (308847580).

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

273650420 is a wasteful number, since it uses less digits than its factorization.

273650420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788 (or 786 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 273650420 is about 16542.3825369866. The cubic root of 273650420 is about 649.2301892461.

The spelling of 273650420 in words is "two hundred seventy-three million, six hundred fifty thousand, four hundred twenty".