945522072 has 240 divisors, whose sum is σ = 3012609600. Its totient is φ = 276566400.

The previous prime is 945522047. The next prime is 945522073. The reversal of 945522072 is 270225549.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945522073) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2430454 + ... + 2430842.

It is an arithmetic number, because the mean of its divisors is an integer number (12552540).

Almost surely, 2^945522072 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 945522072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1506304800).

945522072 is an abundant number, since it is smaller than the sum of its proper divisors (2067087528).

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

945522072 is a wasteful number, since it uses less digits than its factorization.

945522072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 945522072 is about 30749.3426271197. The cubic root of 945522072 is about 981.5005721830.

The spelling of 945522072 in words is "nine hundred forty-five million, five hundred twenty-two thousand, seventy-two".