1466220501 has 16 divisors (see below), whose sum is σ = 2173737600. Its totient is φ = 976778784.

The previous prime is 1466220479. The next prime is 1466220517. The reversal of 1466220501 is 1050226641.

It is not a de Polignac number, because 1466220501 - 2⁷ = 1466220373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466220901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20305 + ... + 57833.

It is an arithmetic number, because the mean of its divisors is an integer number (135858600).

Almost surely, 2^1466220501 is an apocalyptic number.

It is an amenable number.

1466220501 is a deficient number, since it is larger than the sum of its proper divisors (707517099).

1466220501 is a wasteful number, since it uses less digits than its factorization.

1466220501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38985 (or 38979 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1466220501 is about 38291.2588066781. The cubic root of 1466220501 is about 1136.0560596570.

The spelling of 1466220501 in words is "one billion, four hundred sixty-six million, two hundred twenty thousand, five hundred one".