537552628 has 6 divisors (see below), whose sum is σ = 940717106. Its totient is φ = 268776312.

The previous prime is 537552593. The next prime is 537552637. The reversal of 537552628 is 826255735.

It can be written as a sum of positive squares in only one way, i.e., 463627024 + 73925604 = 21532^2 + 8598^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67194075 + ... + 67194082.

Almost surely, 2^537552628 is an apocalyptic number.

It is an amenable number.

537552628 is a deficient number, since it is larger than the sum of its proper divisors (403164478).

537552628 is a wasteful number, since it uses less digits than its factorization.

537552628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134388161 (or 134388159 counting only the distinct ones).

The product of its digits is 504000, while the sum is 43.

The square root of 537552628 is about 23185.1812155954. The cubic root of 537552628 is about 813.0932014526.

The spelling of 537552628 in words is "five hundred thirty-seven million, five hundred fifty-two thousand, six hundred twenty-eight".