372276649 has 8 divisors (see below), whose sum is σ = 375265800. Its totient is φ = 369294336.

The previous prime is 372276631. The next prime is 372276661. The reversal of 372276649 is 946672273.

It can be written as a sum of positive squares in 4 ways, for example, as 3636649 + 368640000 = 1907^2 + 19200^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-372276649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 372276599 and 372276608.

It is not an unprimeable number, because it can be changed into a prime (372270649) 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, 180307 + ... + 182359.

It is an arithmetic number, because the mean of its divisors is an integer number (46908225).

Almost surely, 2^372276649 is an apocalyptic number.

It is an amenable number.

372276649 is a deficient number, since it is larger than the sum of its proper divisors (2989151).

372276649 is a wasteful number, since it uses less digits than its factorization.

372276649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419.

The product of its digits is 762048, while the sum is 46.

The square root of 372276649 is about 19294.4719803368. The cubic root of 372276649 is about 719.3748747145.

The spelling of 372276649 in words is "three hundred seventy-two million, two hundred seventy-six thousand, six hundred forty-nine".