501040552 has 8 divisors (see below), whose sum is σ = 939451050. Its totient is φ = 250520272.

The previous prime is 501040549. The next prime is 501040571. The reversal of 501040552 is 255040105.

It can be written as a sum of positive squares in only one way, i.e., 307441156 + 193599396 = 17534^2 + 13914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31315027 + ... + 31315042.

Almost surely, 2^501040552 is an apocalyptic number.

It is an amenable number.

501040552 is a deficient number, since it is larger than the sum of its proper divisors (438410498).

501040552 is a wasteful number, since it uses less digits than its factorization.

501040552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62630075 (or 62630071 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 501040552 is about 22383.9351321433. The cubic root of 501040552 is about 794.2507355924.

Adding to 501040552 its reverse (255040105), we get a palindrome (756080657).

The spelling of 501040552 in words is "five hundred one million, forty thousand, five hundred fifty-two".