704473940 has 12 divisors (see below), whose sum is σ = 1479395316. Its totient is φ = 281789568.

The previous prime is 704473927. The next prime is 704473951. The reversal of 704473940 is 49374407.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87647044 + 616826896 = 9362^2 + 24836^2 .

It is a junction number, because it is equal to n+sod(n) for n = 704473894 and 704473903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17611829 + ... + 17611868.

It is an arithmetic number, because the mean of its divisors is an integer number (123282943).

Almost surely, 2^704473940 is an apocalyptic number.

It is an amenable number.

704473940 is an abundant number, since it is smaller than the sum of its proper divisors (774921376).

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

704473940 is a wasteful number, since it uses less digits than its factorization.

704473940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35223706 (or 35223704 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 704473940 is about 26541.9279631303. The cubic root of 704473940 is about 889.7916189330.

The spelling of 704473940 in words is "seven hundred four million, four hundred seventy-three thousand, nine hundred forty".