53445002 has 16 divisors (see below), whose sum is σ = 87145632. Its totient is φ = 24435120.

The previous prime is 53444977. The next prime is 53445011. The reversal of 53445002 is 20054435.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6824 + ... + 12387.

It is an arithmetic number, because the mean of its divisors is an integer number (5446602).

Almost surely, 2^53445002 is an apocalyptic number.

53445002 is a deficient number, since it is larger than the sum of its proper divisors (33700630).

53445002 is a wasteful number, since it uses less digits than its factorization.

53445002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19333.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 53445002 is about 7310.6088665719. The cubic root of 53445002 is about 376.6769390086.

Adding to 53445002 its reverse (20054435), we get a palindrome (73499437).

The spelling of 53445002 in words is "fifty-three million, four hundred forty-five thousand, two".