401774377 has 8 divisors (see below), whose sum is σ = 410774400. Its totient is φ = 392793264.

The previous prime is 401774287. The next prime is 401774383. The reversal of 401774377 is 773477104.

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-401774377 is a prime.

It is a super-2 number, since 2×401774377² = 322845300027476258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401774677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43699 + ... + 52087.

It is an arithmetic number, because the mean of its divisors is an integer number (51346800).

Almost surely, 2^401774377 is an apocalyptic number.

401774377 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

401774377 is a deficient number, since it is larger than the sum of its proper divisors (9000023).

401774377 is a wasteful number, since it uses less digits than its factorization.

401774377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9455.

The product of its (nonzero) digits is 115248, while the sum is 40.

The square root of 401774377 is about 20044.3103398446. The cubic root of 401774377 is about 737.8941695274.

The spelling of 401774377 in words is "four hundred one million, seven hundred seventy-four thousand, three hundred seventy-seven".