740558020 has 12 divisors (see below), whose sum is σ = 1555171884. Its totient is φ = 296223200.

The previous prime is 740558009. The next prime is 740558023. The reversal of 740558020 is 20855047.

It can be written as a sum of positive squares in 2 ways, for example, as 589906944 + 150651076 = 24288^2 + 12274^2 .

It is not an unprimeable number, because it can be changed into a prime (740558023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18513931 + ... + 18513970.

It is an arithmetic number, because the mean of its divisors is an integer number (129597657).

Almost surely, 2^740558020 is an apocalyptic number.

It is an amenable number.

740558020 is an abundant number, since it is smaller than the sum of its proper divisors (814613864).

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

740558020 is a wasteful number, since it uses less digits than its factorization.

740558020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37027910 (or 37027908 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 740558020 is about 27213.1956962059. The cubic root of 740558020 is about 904.7314690206.

The spelling of 740558020 in words is "seven hundred forty million, five hundred fifty-eight thousand, twenty".