51266634 has 32 divisors (see below), whose sum is σ = 105416640. Its totient is φ = 16614912.

The previous prime is 51266627. The next prime is 51266639. The reversal of 51266634 is 43666215.

It is a junction number, because it is equal to n+sod(n) for n = 51266595 and 51266604.

It is not an unprimeable number, because it can be changed into a prime (51266639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33592 + ... + 35084.

It is an arithmetic number, because the mean of its divisors is an integer number (3294270).

Almost surely, 2^51266634 is an apocalyptic number.

51266634 is an abundant number, since it is smaller than the sum of its proper divisors (54150006).

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

51266634 is a wasteful number, since it uses less digits than its factorization.

51266634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654.

The product of its digits is 25920, while the sum is 33.

The square root of 51266634 is about 7160.0722063398. The cubic root of 51266634 is about 371.4881241649.

The spelling of 51266634 in words is "fifty-one million, two hundred sixty-six thousand, six hundred thirty-four".