1421496366 has 16 divisors (see below), whose sum is σ = 2859428304. Its totient is φ = 471092864.

The previous prime is 1421496331. The next prime is 1421496367. The reversal of 1421496366 is 6636941241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421496367) 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, 683691 + ... + 685766.

It is an arithmetic number, because the mean of its divisors is an integer number (178714269).

Almost surely, 2^1421496366 is an apocalyptic number.

1421496366 is an abundant number, since it is smaller than the sum of its proper divisors (1437931938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421496366 is a wasteful number, since it uses less digits than its factorization.

1421496366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369635.

The product of its digits is 186624, while the sum is 42.

The square root of 1421496366 is about 37702.7368502606. The cubic root of 1421496366 is about 1124.3855386226.

The spelling of 1421496366 in words is "one billion, four hundred twenty-one million, four hundred ninety-six thousand, three hundred sixty-six".