70344100 has 18 divisors (see below), whose sum is σ = 152646914. Its totient is φ = 28137600.

The previous prime is 70344059. The next prime is 70344103. The reversal of 70344100 is 144307.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1387684 + 68956416 = 1178^2 + 8304^2 .

It is not an unprimeable number, because it can be changed into a prime (70344103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 351621 + ... + 351820.

Almost surely, 2^70344100 is an apocalyptic number.

It is an amenable number.

70344100 is an abundant number, since it is smaller than the sum of its proper divisors (82302814).

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

70344100 is a wasteful number, since it uses less digits than its factorization.

70344100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703455 (or 703448 counting only the distinct ones).

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

The square root of 70344100 is about 8387.1389639137. The cubic root of 70344100 is about 412.8027284964.

Adding to 70344100 its reverse (144307), we get a palindrome (70488407).

The spelling of 70344100 in words is "seventy million, three hundred forty-four thousand, one hundred".