376221693 has 8 divisors (see below), whose sum is σ = 501728608. Its totient is φ = 250764624.

The previous prime is 376221689. The next prime is 376221721. The reversal of 376221693 is 396122673.

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

It is not a de Polignac number, because 376221693 - 2² = 376221689 is a prime.

It is a super-4 number, since 4×376221693⁴ (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376221493) 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, 12030 + ... + 29952.

It is an arithmetic number, because the mean of its divisors is an integer number (62716076).

Almost surely, 2^376221693 is an apocalyptic number.

It is an amenable number.

376221693 is a deficient number, since it is larger than the sum of its proper divisors (125506915).

376221693 is a wasteful number, since it uses less digits than its factorization.

376221693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24923.

The product of its digits is 81648, while the sum is 39.

The square root of 376221693 is about 19396.4350590514. The cubic root of 376221693 is about 721.9070412569.

The spelling of 376221693 in words is "three hundred seventy-six million, two hundred twenty-one thousand, six hundred ninety-three".