1449469942 has 8 divisors (see below), whose sum is σ = 2220464736. Its totient is φ = 709315032.

The previous prime is 1449469921. The next prime is 1449469949. The reversal of 1449469942 is 2499649441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1449469942² = 4201926225522966728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1449469942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449469949) 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, 7709853 + ... + 7710040.

It is an arithmetic number, because the mean of its divisors is an integer number (277558092).

Almost surely, 2^1449469942 is an apocalyptic number.

1449469942 is a deficient number, since it is larger than the sum of its proper divisors (770994794).

1449469942 is a wasteful number, since it uses less digits than its factorization.

1449469942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15419942.

The product of its digits is 2239488, while the sum is 52.

The square root of 1449469942 is about 38071.9048906145. The cubic root of 1449469942 is about 1131.7132603535.

The spelling of 1449469942 in words is "one billion, four hundred forty-nine million, four hundred sixty-nine thousand, nine hundred forty-two".