743261730 has 16 divisors (see below), whose sum is σ = 1783828224. Its totient is φ = 198203120.

The previous prime is 743261711. The next prime is 743261737. The reversal of 743261730 is 37162347.

It is a junction number, because it is equal to n+sod(n) for n = 743261691 and 743261700.

It is not an unprimeable number, because it can be changed into a prime (743261737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12387666 + ... + 12387725.

It is an arithmetic number, because the mean of its divisors is an integer number (111489264).

Almost surely, 2^743261730 is an apocalyptic number.

743261730 is an abundant number, since it is smaller than the sum of its proper divisors (1040566494).

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

743261730 is a wasteful number, since it uses less digits than its factorization.

743261730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24775401.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 743261730 is about 27262.8268893745. The cubic root of 743261730 is about 905.8311625892.

The spelling of 743261730 in words is "seven hundred forty-three million, two hundred sixty-one thousand, seven hundred thirty".