401607541 has 8 divisors (see below), whose sum is σ = 447612480. Its totient is φ = 358089408.

The previous prime is 401607539. The next prime is 401607551. The reversal of 401607541 is 145706104.

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

It is a cyclic number.

It is not a de Polignac number, because 401607541 - 2¹ = 401607539 is a prime.

It is a super-2 number, since 2×401607541² = 322577233976133362, which contains 22 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 (401607551) 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, 621361 + ... + 622006.

It is an arithmetic number, because the mean of its divisors is an integer number (55951560).

Almost surely, 2^401607541 is an apocalyptic number.

It is an amenable number.

401607541 is a deficient number, since it is larger than the sum of its proper divisors (46004939).

401607541 is a wasteful number, since it uses less digits than its factorization.

401607541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243403.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 401607541 is about 20040.1482279947. The cubic root of 401607541 is about 737.7920190314.

The spelling of 401607541 in words is "four hundred one million, six hundred seven thousand, five hundred forty-one".