433690740 has 288 divisors, whose sum is σ = 1642179840. Its totient is φ = 93063168.

The previous prime is 433690739. The next prime is 433690771. The reversal of 433690740 is 47096334.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 433690695 and 433690704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1092222 + ... + 1092618.

Almost surely, 2^433690740 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 433690740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (821089920).

433690740 is an abundant number, since it is smaller than the sum of its proper divisors (1208489100).

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

433690740 is a wasteful number, since it uses less digits than its factorization.

433690740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 433690740 is about 20825.2428557268. The cubic root of 433690740 is about 756.9375493446.

The spelling of 433690740 in words is "four hundred thirty-three million, six hundred ninety thousand, seven hundred forty".