53773390 has 32 divisors (see below), whose sum is σ = 106220160. Its totient is φ = 19437600.

The previous prime is 53773387. The next prime is 53773393. The reversal of 53773390 is 9337735.

It is an interprime number because it is at equal distance from previous prime (53773387) and next prime (53773393).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53773393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18325 + ... + 21055.

It is an arithmetic number, because the mean of its divisors is an integer number (3319380).

Almost surely, 2^53773390 is an apocalyptic number.

53773390 is a deficient number, since it is larger than the sum of its proper divisors (52446770).

53773390 is a wasteful number, since it uses less digits than its factorization.

53773390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928.

The product of its (nonzero) digits is 59535, while the sum is 37.

The square root of 53773390 is about 7333.0341605641. The cubic root of 53773390 is about 377.4468501111.

The spelling of 53773390 in words is "fifty-three million, seven hundred seventy-three thousand, three hundred ninety".