65449074 has 16 divisors (see below), whose sum is σ = 131207040. Its totient is φ = 21764880.

The previous prime is 65449073. The next prime is 65449121. The reversal of 65449074 is 47094456.

It is a happy number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (65449073) 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, 10069 + ... + 15240.

It is an arithmetic number, because the mean of its divisors is an integer number (8200440).

Almost surely, 2^65449074 is an apocalyptic number.

65449074 is an abundant number, since it is smaller than the sum of its proper divisors (65757966).

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

65449074 is a wasteful number, since it uses less digits than its factorization.

65449074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25745.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 65449074 is about 8090.0601975511. The cubic root of 65449074 is about 402.9964020556.

The spelling of 65449074 in words is "sixty-five million, four hundred forty-nine thousand, seventy-four".