273106428 has 48 divisors (see below), whose sum is σ = 771128064. Its totient is φ = 73440000.

The previous prime is 273106417. The next prime is 273106433. The reversal of 273106428 is 824601372.

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, 94198 + ... + 97053.

It is an arithmetic number, because the mean of its divisors is an integer number (16065168).

Almost surely, 2^273106428 is an apocalyptic number.

273106428 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

273106428 is an abundant number, since it is smaller than the sum of its proper divisors (498021636).

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

273106428 is a wasteful number, since it uses less digits than its factorization.

273106428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191282 (or 191280 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 273106428 is about 16525.9319858216. The cubic root of 273106428 is about 648.7997004554.

The spelling of 273106428 in words is "two hundred seventy-three million, one hundred six thousand, four hundred twenty-eight".