704905740 has 240 divisors, whose sum is σ = 2757452544. Its totient is φ = 146448000.

The previous prime is 704905723. The next prime is 704905769. The reversal of 704905740 is 47509407.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 704905695 and 704905704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 121915 + ... + 127565.

Almost surely, 2^704905740 is an apocalyptic number.

704905740 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 704905740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1378726272).

704905740 is an abundant number, since it is smaller than the sum of its proper divisors (2052546804).

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

704905740 is a wasteful number, since it uses less digits than its factorization.

704905740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690 (or 5679 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 704905740 is about 26550.0610168790. The cubic root of 704905740 is about 889.9733779858.

The spelling of 704905740 in words is "seven hundred four million, nine hundred five thousand, seven hundred forty".