51601002 has 16 divisors (see below), whose sum is σ = 103289472. Its totient is φ = 17185760.

The previous prime is 51600953. The next prime is 51601003. The reversal of 51601002 is 20010615.

It is not an unprimeable number, because it can be changed into a prime (51601003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5983 + ... + 11789.

It is an arithmetic number, because the mean of its divisors is an integer number (6455592).

Almost surely, 2^51601002 is an apocalyptic number.

51601002 is an abundant number, since it is smaller than the sum of its proper divisors (51688470).

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

51601002 is a wasteful number, since it uses less digits than its factorization.

51601002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7293.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 51601002 is about 7183.3837430559. The cubic root of 51601002 is about 372.2940067916.

Adding to 51601002 its reverse (20010615), we get a palindrome (71611617).

The spelling of 51601002 in words is "fifty-one million, six hundred one thousand, two".