746720330 has 32 divisors (see below), whose sum is σ = 1419500160. Its totient is φ = 282035520.

The previous prime is 746720321. The next prime is 746720341. The reversal of 746720330 is 33027647.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52772 + ... + 65408.

It is an arithmetic number, because the mean of its divisors is an integer number (44359380).

Almost surely, 2^746720330 is an apocalyptic number.

746720330 is a deficient number, since it is larger than the sum of its proper divisors (672779830).

746720330 is a wasteful number, since it uses less digits than its factorization.

746720330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12974.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 746720330 is about 27326.1839633711. The cubic root of 746720330 is about 907.2340155507.

Adding to 746720330 its reverse (33027647), we get a palindrome (779747977).

The spelling of 746720330 in words is "seven hundred forty-six million, seven hundred twenty thousand, three hundred thirty".