3732453661 has 4 divisors (see below), whose sum is σ = 3852855424. Its totient is φ = 3612051900.

The previous prime is 3732453653. The next prime is 3732453667. The reversal of 3732453661 is 1663542373.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3732453661 - 2³ = 3732453653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3732453667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60200835 + ... + 60200896.

It is an arithmetic number, because the mean of its divisors is an integer number (963213856).

Almost surely, 2^3732453661 is an apocalyptic number.

3732453661 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3732453661 is a deficient number, since it is larger than the sum of its proper divisors (120401763).

3732453661 is a wasteful number, since it uses less digits than its factorization.

3732453661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120401762.

The product of its digits is 272160, while the sum is 40.

The square root of 3732453661 is about 61093.8103329625. The cubic root of 3732453661 is about 1551.1893280454.

The spelling of 3732453661 in words is "three billion, seven hundred thirty-two million, four hundred fifty-three thousand, six hundred sixty-one".