733997906 has 8 divisors (see below), whose sum is σ = 1111898124. Its totient is φ = 363365200.

The previous prime is 733997857. The next prime is 733997939. The reversal of 733997906 is 609799337.

It can be written as a sum of positive squares in 2 ways, for example, as 733922281 + 75625 = 27091^2 + 275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×733997906³ (a number of 28 digits) contains 333 as substring.

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, 1816625 + ... + 1817028.

Almost surely, 2^733997906 is an apocalyptic number.

733997906 is a deficient number, since it is larger than the sum of its proper divisors (377900218).

733997906 is a wasteful number, since it uses less digits than its factorization.

733997906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633756.

The product of its (nonzero) digits is 1928934, while the sum is 53.

The square root of 733997906 is about 27092.3957227854. The cubic root of 733997906 is about 902.0520690096.

The spelling of 733997906 in words is "seven hundred thirty-three million, nine hundred ninety-seven thousand, nine hundred six".