65134674 has 48 divisors (see below), whose sum is σ = 154593504. Its totient is φ = 19656000.

The previous prime is 65134651. The next prime is 65134681. The reversal of 65134674 is 47643156.

It is a happy number.

It is a super-3 number, since 3×65134674³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61449 + ... + 62499.

It is an arithmetic number, because the mean of its divisors is an integer number (3220698).

Almost surely, 2^65134674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65134674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77296752).

65134674 is an abundant number, since it is smaller than the sum of its proper divisors (89458830).

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

65134674 is a wasteful number, since it uses less digits than its factorization.

65134674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383 (or 1380 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 65134674 is about 8070.6055534885. The cubic root of 65134674 is about 402.3500700539.

The spelling of 65134674 in words is "sixty-five million, one hundred thirty-four thousand, six hundred seventy-four".