538405703 has 16 divisors (see below), whose sum is σ = 602640000. Its totient is φ = 476872800.

The previous prime is 538405661. The next prime is 538405711. The reversal of 538405703 is 307504835.

It is a cyclic number.

It is not a de Polignac number, because 538405703 - 2¹⁰ = 538404679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538405103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68048 + ... + 75546.

It is an arithmetic number, because the mean of its divisors is an integer number (37665000).

Almost surely, 2^538405703 is an apocalyptic number.

538405703 is a deficient number, since it is larger than the sum of its proper divisors (64234297).

538405703 is a wasteful number, since it uses less digits than its factorization.

538405703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 538405703 is about 23203.5709105301. The cubic root of 538405703 is about 813.5230898325.

The spelling of 538405703 in words is "five hundred thirty-eight million, four hundred five thousand, seven hundred three".