700040400 has 60 divisors (see below), whose sum is σ = 2242466592. Its totient is φ = 186677120.

The previous prime is 700040381. The next prime is 700040461. The reversal of 700040400 is 4040007.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 700040400.

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, 290484 + ... + 292883.

Almost surely, 2^700040400 is an apocalyptic number.

It is an amenable number.

700040400 is an abundant number, since it is smaller than the sum of its proper divisors (1542426192).

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

700040400 is a wasteful number, since it uses less digits than its factorization.

700040400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583388 (or 583377 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 700040400 is about 26458.2765878657. The cubic root of 700040400 is about 887.9210829957.

Adding to 700040400 its reverse (4040007), we get a palindrome (704080407).

The spelling of 700040400 in words is "seven hundred million, forty thousand, four hundred".