65674406 has 12 divisors (see below), whose sum is σ = 114595308. Its totient is φ = 28146132.

The previous prime is 65674391. The next prime is 65674421. The reversal of 65674406 is 60447656.

It is an interprime number because it is at equal distance from previous prime (65674391) and next prime (65674421).

It is a self number, because there is not a number n which added to its sum of digits gives 65674406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 334976 + ... + 335171.

It is an arithmetic number, because the mean of its divisors is an integer number (9549609).

Almost surely, 2^65674406 is an apocalyptic number.

65674406 is a deficient number, since it is larger than the sum of its proper divisors (48920902).

65674406 is a wasteful number, since it uses less digits than its factorization.

65674406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670163 (or 670156 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 65674406 is about 8103.9747038105. The cubic root of 65674406 is about 403.4583590426.

The spelling of 65674406 in words is "sixty-five million, six hundred seventy-four thousand, four hundred six".