743465478 has 64 divisors (see below), whose sum is σ = 1866608640. Its totient is φ = 192484512.

The previous prime is 743465477. The next prime is 743465519. The reversal of 743465478 is 874564347.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743465477) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1900 + ... + 38607.

It is an arithmetic number, because the mean of its divisors is an integer number (29165760).

Almost surely, 2^743465478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 743465478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (933304320).

743465478 is an abundant number, since it is smaller than the sum of its proper divisors (1123143162).

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

743465478 is a wasteful number, since it uses less digits than its factorization.

743465478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40561.

The product of its digits is 2257920, while the sum is 48.

The square root of 743465478 is about 27266.5633698125. The cubic root of 743465478 is about 905.9139259095.

The spelling of 743465478 in words is "seven hundred forty-three million, four hundred sixty-five thousand, four hundred seventy-eight".