34402005 has 24 divisors (see below), whose sum is σ = 65052000. Its totient is φ = 16679520.

The previous prime is 34402003. The next prime is 34402007. The reversal of 34402005 is 50020443.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34402003) and next prime (34402007).

It is not a de Polignac number, because 34402005 - 2¹ = 34402003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34402001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34255 + ... + 35244.

It is an arithmetic number, because the mean of its divisors is an integer number (2710500).

Almost surely, 2^34402005 is an apocalyptic number.

It is an amenable number.

34402005 is a deficient number, since it is larger than the sum of its proper divisors (30649995).

34402005 is a wasteful number, since it uses less digits than its factorization.

34402005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69521 (or 69518 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 34402005 is about 5865.3222417869. The cubic root of 34402005 is about 325.2329848126.

Adding to 34402005 its reverse (50020443), we get a palindrome (84422448).

It can be divided in two parts, 3440 and 2005, that added together give a palindrome (5445).

The spelling of 34402005 in words is "thirty-four million, four hundred two thousand, five".