75273336 has 48 divisors (see below), whose sum is σ = 205194600. Its totient is φ = 24927552.

The previous prime is 75273287. The next prime is 75273337. The reversal of 75273336 is 63337257.

It is a happy number.

It is a super-2 number, since 2×75273336² = 11332150225137792, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 75273336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75273337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7975 + ... + 14633.

Almost surely, 2^75273336 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 75273336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102597300).

75273336 is an abundant number, since it is smaller than the sum of its proper divisors (129921264).

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

75273336 is a wasteful number, since it uses less digits than its factorization.

75273336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828 (or 6821 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 75273336 is about 8676.0207468632. The cubic root of 75273336 is about 422.2280237840.

It can be divided in two parts, 752 and 73336, that added together give a cube (74088 = 42³).

The spelling of 75273336 in words is "seventy-five million, two hundred seventy-three thousand, three hundred thirty-six".