756221152 has 12 divisors (see below), whose sum is σ = 1488810456. Its totient is φ = 378110560.

The previous prime is 756221131. The next prime is 756221153. The reversal of 756221152 is 251122657.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (756221153) 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 as a sum of consecutive naturals, namely, 11815924 + ... + 11815987.

It is an arithmetic number, because the mean of its divisors is an integer number (124067538).

Almost surely, 2^756221152 is an apocalyptic number.

It is an amenable number.

756221152 is a deficient number, since it is larger than the sum of its proper divisors (732589304).

756221152 is a wasteful number, since it uses less digits than its factorization.

756221152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23631921 (or 23631913 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 756221152 is about 27499.4754859070. The cubic root of 756221152 is about 911.0655119665.

The spelling of 756221152 in words is "seven hundred fifty-six million, two hundred twenty-one thousand, one hundred fifty-two".