70340000 has 60 divisors (see below), whose sum is σ = 173096154. Its totient is φ = 28128000.

The previous prime is 70339979. The next prime is 70340021. The reversal of 70340000 is 4307.

It is an interprime number because it is at equal distance from previous prime (70339979) and next prime (70340021).

It can be written as a sum of positive squares in 5 ways, for example, as 10679824 + 59660176 = 3268^2 + 7724^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18242 + ... + 21758.

Almost surely, 2^70340000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86548077).

70340000 is an abundant number, since it is smaller than the sum of its proper divisors (102756154).

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

70340000 is an equidigital number, since it uses as much as digits as its factorization.

70340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547 (or 3524 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 70340000 is about 8386.8945385047. The cubic root of 70340000 is about 412.7947082830.

Adding to 70340000 its reverse (4307), we get a palindrome (70344307).

The spelling of 70340000 in words is "seventy million, three hundred forty thousand".