53773356 has 96 divisors (see below), whose sum is σ = 161215488. Its totient is φ = 13559040.

The previous prime is 53773339. The next prime is 53773387. The reversal of 53773356 is 65337735.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24046 + ... + 26186.

It is an arithmetic number, because the mean of its divisors is an integer number (1679328).

Almost surely, 2^53773356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53773356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80607744).

53773356 is an abundant number, since it is smaller than the sum of its proper divisors (107442132).

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

53773356 is a wasteful number, since it uses less digits than its factorization.

53773356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2191 (or 2189 counting only the distinct ones).

The product of its digits is 198450, while the sum is 39.

The square root of 53773356 is about 7333.0318422873. The cubic root of 53773356 is about 377.4467705600.

The spelling of 53773356 in words is "fifty-three million, seven hundred seventy-three thousand, three hundred fifty-six".