945429448 has 8 divisors (see below), whose sum is σ = 1772680230. Its totient is φ = 472714720.

The previous prime is 945429409. The next prime is 945429461. The reversal of 945429448 is 844924549.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 549339844 + 396089604 = 23438^2 + 19902^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×945429448² = 1787673682291169408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59089333 + ... + 59089348.

Almost surely, 2^945429448 is an apocalyptic number.

It is an amenable number.

945429448 is a deficient number, since it is larger than the sum of its proper divisors (827250782).

945429448 is a wasteful number, since it uses less digits than its factorization.

945429448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118178687 (or 118178683 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The square root of 945429448 is about 30747.8364767344. The cubic root of 945429448 is about 981.4685216434.

The spelling of 945429448 in words is "nine hundred forty-five million, four hundred twenty-nine thousand, four hundred forty-eight".