340420002 has 64 divisors (see below), whose sum is σ = 782006400. Its totient is φ = 97864704.

The previous prime is 340419997. The next prime is 340420027. The reversal of 340420002 is 200024043.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196713 + ... + 198435.

It is an arithmetic number, because the mean of its divisors is an integer number (12218850).

Almost surely, 2^340420002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340420002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391003200).

340420002 is an abundant number, since it is smaller than the sum of its proper divisors (441586398).

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

340420002 is a wasteful number, since it uses less digits than its factorization.

340420002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 340420002 is about 18450.4743028465. The cubic root of 340420002 is about 698.2404802974.

Adding to 340420002 its reverse (200024043), we get a palindrome (540444045).

The spelling of 340420002 in words is "three hundred forty million, four hundred twenty thousand, two".