3721201479 has 20 divisors (see below), whose sum is σ = 5613882120. Its totient is φ = 2456233200.

The previous prime is 3721201469. The next prime is 3721201489. The reversal of 3721201479 is 9741021273.

It is an interprime number because it is at equal distance from previous prime (3721201469) and next prime (3721201489).

It is not a de Polignac number, because 3721201479 - 2¹¹ = 3721199431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721201409) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 219249 + ... + 235610.

It is an arithmetic number, because the mean of its divisors is an integer number (280694106).

Almost surely, 2^3721201479 is an apocalyptic number.

3721201479 is a deficient number, since it is larger than the sum of its proper divisors (1892680641).

3721201479 is a wasteful number, since it uses less digits than its factorization.

3721201479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454972 (or 454963 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 3721201479 is about 61001.6514448584. The cubic root of 3721201479 is about 1549.6289752251.

The spelling of 3721201479 in words is "three billion, seven hundred twenty-one million, two hundred one thousand, four hundred seventy-nine".