1426444502 has 16 divisors (see below), whose sum is σ = 2445818112. Its totient is φ = 611212200.

The previous prime is 1426444471. The next prime is 1426444507. The reversal of 1426444502 is 2054446241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426444507) 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, 132743 + ... + 143085.

It is an arithmetic number, because the mean of its divisors is an integer number (152863632).

Almost surely, 2^1426444502 is an apocalyptic number.

1426444502 is a deficient number, since it is larger than the sum of its proper divisors (1019373610).

1426444502 is a wasteful number, since it uses less digits than its factorization.

1426444502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20203.

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 1426444502 is about 37768.3002265127. The cubic root of 1426444502 is about 1125.6886652961.

The spelling of 1426444502 in words is "one billion, four hundred twenty-six million, four hundred forty-four thousand, five hundred two".