401377 has 4 divisors (see below), whose sum is σ = 408240. Its totient is φ = 394516.

The previous prime is 401371. The next prime is 401381. The reversal of 401377 is 773104.

401377 is nontrivially palindromic in base 15.

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 401377 - 2¹⁵ = 368609 is a prime.

It is a super-2 number, since 2×401377² = 322206992258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3343 + ... + 3460.

It is an arithmetic number, because the mean of its divisors is an integer number (102060).

2⁴⁰¹³⁷⁷ is an apocalyptic number.

It is an amenable number.

401377 is a deficient number, since it is larger than the sum of its proper divisors (6863).

401377 is an equidigital number, since it uses as much as digits as its factorization.

401377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 401377 is about 633.5432108389. The cubic root of 401377 is about 73.7650816614.

The spelling of 401377 in words is "four hundred one thousand, three hundred seventy-seven", and thus it is an iban number.