944390914 has 4 divisors (see below), whose sum is σ = 1416586374. Its totient is φ = 472195456.

The previous prime is 944390891. The next prime is 944390927. The reversal of 944390914 is 419093449.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 419093449 = 3319 ⋅126271.

It can be written as a sum of positive squares in only one way, i.e., 729270025 + 215120889 = 27005^2 + 14667^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236097727 + ... + 236097730.

Almost surely, 2^944390914 is an apocalyptic number.

944390914 is a deficient number, since it is larger than the sum of its proper divisors (472195460).

944390914 is a wasteful number, since it uses less digits than its factorization.

944390914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472195459.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 944390914 is about 30730.9439165152. The cubic root of 944390914 is about 981.1090159246.

The spelling of 944390914 in words is "nine hundred forty-four million, three hundred ninety thousand, nine hundred fourteen".