273693420 has 576 divisors, whose sum is σ = 1174118400. Its totient is φ = 50803200.

The previous prime is 273693419. The next prime is 273693443. The reversal of 273693420 is 24396372.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 8828805 + ... + 8828835.

It is an arithmetic number, because the mean of its divisors is an integer number (2038400).

Almost surely, 2^273693420 is an apocalyptic number.

273693420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273693420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587059200).

273693420 is an abundant number, since it is smaller than the sum of its proper divisors (900424980).

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

273693420 is a wasteful number, since it uses less digits than its factorization.

273693420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 273693420 is about 16543.6821777983. The cubic root of 273693420 is about 649.2641930139.

The spelling of 273693420 in words is "two hundred seventy-three million, six hundred ninety-three thousand, four hundred twenty".