442340476 has 24 divisors (see below), whose sum is σ = 841787856. Its totient is φ = 202533120.

The previous prime is 442340473. The next prime is 442340497. The reversal of 442340476 is 674043244.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442340473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85390 + ... + 90421.

It is an arithmetic number, because the mean of its divisors is an integer number (35074494).

Almost surely, 2^442340476 is an apocalyptic number.

It is an amenable number.

442340476 is a deficient number, since it is larger than the sum of its proper divisors (399447380).

442340476 is a wasteful number, since it uses less digits than its factorization.

442340476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175869 (or 175867 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 442340476 is about 21031.8918787635. The cubic root of 442340476 is about 761.9367018007.

The spelling of 442340476 in words is "four hundred forty-two million, three hundred forty thousand, four hundred seventy-six".