745343700 has 72 divisors (see below), whose sum is σ = 2165986368. Its totient is φ = 197886720.

The previous prime is 745343659. The next prime is 745343707. The reversal of 745343700 is 7343547.

It is a super-2 number, since 2×745343700² = 1111074462259380000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745343707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64569 + ... + 75231.

It is an arithmetic number, because the mean of its divisors is an integer number (30083144).

Almost surely, 2^745343700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745343700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1082993184).

745343700 is an abundant number, since it is smaller than the sum of its proper divisors (1420642668).

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

745343700 is a wasteful number, since it uses less digits than its factorization.

745343700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10913 (or 10906 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 745343700 is about 27300.9834987680. The cubic root of 745343700 is about 906.6761566072.

The spelling of 745343700 in words is "seven hundred forty-five million, three hundred forty-three thousand, seven hundred".