70343400 has 48 divisors (see below), whose sum is σ = 218066400. Its totient is φ = 18758080.

The previous prime is 70343389. The next prime is 70343411. The reversal of 70343400 is 434307.

It is an interprime number because it is at equal distance from previous prime (70343389) and next prime (70343411).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58020 + ... + 59219.

It is an arithmetic number, because the mean of its divisors is an integer number (4543050).

Almost surely, 2^70343400 is an apocalyptic number.

It is an amenable number.

70343400 is an abundant number, since it is smaller than the sum of its proper divisors (147723000).

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

70343400 is a wasteful number, since it uses less digits than its factorization.

70343400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117258 (or 117249 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 70343400 is about 8387.0972332506. The cubic root of 70343400 is about 412.8013592137.

Adding to 70343400 its reverse (434307), we get a palindrome (70777707).

The spelling of 70343400 in words is "seventy million, three hundred forty-three thousand, four hundred".