521041002 has 32 divisors (see below), whose sum is σ = 1052158464. Its totient is φ = 172009200.

The previous prime is 521040983. The next prime is 521041033. The reversal of 521041002 is 200140125.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330877 + ... + 332447.

It is an arithmetic number, because the mean of its divisors is an integer number (32879952).

Almost surely, 2^521041002 is an apocalyptic number.

521041002 is an abundant number, since it is smaller than the sum of its proper divisors (531117462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

521041002 is a wasteful number, since it uses less digits than its factorization.

521041002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 521041002 is about 22826.3225684734. The cubic root of 521041002 is about 804.6814073051.

Adding to 521041002 its reverse (200140125), we get a palindrome (721181127).

The spelling of 521041002 in words is "five hundred twenty-one million, forty-one thousand, two".