523542746 has 4 divisors (see below), whose sum is σ = 785314122. Its totient is φ = 261771372.

The previous prime is 523542743. The next prime is 523542763. The reversal of 523542746 is 647245325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 492618025 + 30924721 = 22195^2 + 5561^2 .

It is not an unprimeable number, because it can be changed into a prime (523542743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130885685 + ... + 130885688.

Almost surely, 2^523542746 is an apocalyptic number.

523542746 is a deficient number, since it is larger than the sum of its proper divisors (261771376).

523542746 is a wasteful number, since it uses less digits than its factorization.

523542746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261771375.

The product of its digits is 201600, while the sum is 38.

The square root of 523542746 is about 22881.0564878460. The cubic root of 523542746 is about 805.9672264688.

It can be divided in two parts, 523542 and 746, that added together give a 19-th power (524288 = 2¹⁹).

The spelling of 523542746 in words is "five hundred twenty-three million, five hundred forty-two thousand, seven hundred forty-six".