70341040 has 160 divisors (see below), whose sum is σ = 214986240. Its totient is φ = 20736000.

The previous prime is 70341023. The next prime is 70341041. The reversal of 70341040 is 4014307.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 70340999 and 70341017.

It is not an unprimeable number, because it can be changed into a prime (70341041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116740 + ... + 117340.

It is an arithmetic number, because the mean of its divisors is an integer number (1343664).

Almost surely, 2^70341040 is an apocalyptic number.

70341040 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70341040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107493120).

70341040 is an abundant number, since it is smaller than the sum of its proper divisors (144645200).

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

70341040 is a wasteful number, since it uses less digits than its factorization.

70341040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 70341040 is about 8386.9565397706. The cubic root of 70341040 is about 412.7967427081.

Adding to 70341040 its reverse (4014307), we get a palindrome (74355347).

The spelling of 70341040 in words is "seventy million, three hundred forty-one thousand, forty".