51004662 has 64 divisors (see below), whose sum is σ = 110992896. Its totient is φ = 15586560.

The previous prime is 51004661. The next prime is 51004663. The reversal of 51004662 is 26640015.

It is an interprime number because it is at equal distance from previous prime (51004661) and next prime (51004663).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51004661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 614473 + ... + 614555.

It is an arithmetic number, because the mean of its divisors is an integer number (1734264).

Almost surely, 2^51004662 is an apocalyptic number.

51004662 is an abundant number, since it is smaller than the sum of its proper divisors (59988234).

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

51004662 is a wasteful number, since it uses less digits than its factorization.

51004662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 51004662 is about 7141.7548263715. The cubic root of 51004662 is about 370.8542763860.

Adding to 51004662 its reverse (26640015), we get a palindrome (77644677).

The spelling of 51004662 in words is "fifty-one million, four thousand, six hundred sixty-two".