723828670 has 64 divisors (see below), whose sum is σ = 1368576000. Its totient is φ = 275425920.

The previous prime is 723828649. The next prime is 723828691. The reversal of 723828670 is 76828327.

It is an interprime number because it is at equal distance from previous prime (723828649) and next prime (723828691).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3637231 + ... + 3637429.

It is an arithmetic number, because the mean of its divisors is an integer number (21384000).

Almost surely, 2^723828670 is an apocalyptic number.

723828670 is a deficient number, since it is larger than the sum of its proper divisors (644747330).

723828670 is a wasteful number, since it uses less digits than its factorization.

723828670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 723828670 is about 26904.0641911218. The cubic root of 723828670 is about 897.8668286307.

The spelling of 723828670 in words is "seven hundred twenty-three million, eight hundred twenty-eight thousand, six hundred seventy".