537555434 has 12 divisors (see below), whose sum is σ = 868549794. Its totient is φ = 248047944.

The previous prime is 537555401. The next prime is 537555449. The reversal of 537555434 is 434555735.

It can be written as a sum of positive squares in only one way, i.e., 516880225 + 20675209 = 22735^2 + 4547^2 .

It is a junction number, because it is equal to n+sod(n) for n = 537555391 and 537555400.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115949 + ... + 120495.

Almost surely, 2^537555434 is an apocalyptic number.

537555434 is a deficient number, since it is larger than the sum of its proper divisors (330994360).

537555434 is an frugal number, since it uses more digits than its factorization.

537555434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9109 (or 4562 counting only the distinct ones).

The product of its digits is 630000, while the sum is 41.

The square root of 537555434 is about 23185.2417283064. The cubic root of 537555434 is about 813.0946162199.

The spelling of 537555434 in words is "five hundred thirty-seven million, five hundred fifty-five thousand, four hundred thirty-four".