51552466 has 16 divisors (see below), whose sum is σ = 93574656. Its totient is φ = 20794176.

The previous prime is 51552463. The next prime is 51552481. The reversal of 51552466 is 66425515.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (51552463) 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, 108066 + ... + 108541.

It is an arithmetic number, because the mean of its divisors is an integer number (5848416).

Almost surely, 2^51552466 is an apocalyptic number.

51552466 is a deficient number, since it is larger than the sum of its proper divisors (42022190).

51552466 is a wasteful number, since it uses less digits than its factorization.

51552466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216633.

The product of its digits is 36000, while the sum is 34.

The square root of 51552466 is about 7180.0045960988. The cubic root of 51552466 is about 372.1772433592.

The spelling of 51552466 in words is "fifty-one million, five hundred fifty-two thousand, four hundred sixty-six".