40101064 has 8 divisors (see below), whose sum is σ = 75189510. Its totient is φ = 20050528.

The previous prime is 40101059. The next prime is 40101067. The reversal of 40101064 is 46010104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21696964 + 18404100 = 4658^2 + 4290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (40101067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506309 + ... + 2506324.

Almost surely, 2^40101064 is an apocalyptic number.

It is an amenable number.

40101064 is a deficient number, since it is larger than the sum of its proper divisors (35088446).

40101064 is a wasteful number, since it uses less digits than its factorization.

40101064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012639 (or 5012635 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40101064 is about 6332.5400906745. The cubic root of 40101064 is about 342.2829754462.

Adding to 40101064 its reverse (46010104), we get a palindrome (86111168).

The spelling of 40101064 in words is "forty million, one hundred one thousand, sixty-four".