740133540 has 36 divisors (see below), whose sum is σ = 2245072284. Its totient is φ = 197368896.

The previous prime is 740133503. The next prime is 740133547. The reversal of 740133540 is 45331047.

It can be written as a sum of positive squares in 2 ways, for example, as 307160676 + 432972864 = 17526^2 + 20808^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (740133547) 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, 2055747 + ... + 2056106.

It is an arithmetic number, because the mean of its divisors is an integer number (62363119).

Almost surely, 2^740133540 is an apocalyptic number.

It is an amenable number.

740133540 is an abundant number, since it is smaller than the sum of its proper divisors (1504938744).

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

740133540 is a wasteful number, since it uses less digits than its factorization.

740133540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111868 (or 4111863 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 740133540 is about 27205.3954207617. The cubic root of 740133540 is about 904.5585751563.

Adding to 740133540 its reverse (45331047), we get a palindrome (785464587).

The spelling of 740133540 in words is "seven hundred forty million, one hundred thirty-three thousand, five hundred forty".