945397632 has 32 divisors (see below), whose sum is σ = 2511213480. Its totient is φ = 315132416.

The previous prime is 945397631. The next prime is 945397667. The reversal of 945397632 is 236793549.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945397631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230603 + ... + 1231370.

Almost surely, 2^945397632 is an apocalyptic number.

It is an amenable number.

945397632 is an abundant number, since it is smaller than the sum of its proper divisors (1565815848).

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

945397632 is a wasteful number, since it uses less digits than its factorization.

945397632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461990 (or 2461978 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 945397632 is about 30747.3191026470. The cubic root of 945397632 is about 981.4575119191.

The spelling of 945397632 in words is "nine hundred forty-five million, three hundred ninety-seven thousand, six hundred thirty-two".