340021041 has 8 divisors (see below), whose sum is σ = 453540864. Its totient is φ = 226590960.

The previous prime is 340021039. The next prime is 340021043. The reversal of 340021041 is 140120043.

It is an interprime number because it is at equal distance from previous prime (340021039) and next prime (340021043).

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

It is not a de Polignac number, because 340021041 - 2¹ = 340021039 is a prime.

It is a super-2 number, since 2×340021041² = 231228616645447362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340021041.

It is not an unprimeable number, because it can be changed into a prime (340021043) 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, 13030 + ... + 29151.

It is an arithmetic number, because the mean of its divisors is an integer number (56692608).

Almost surely, 2^340021041 is an apocalyptic number.

It is an amenable number.

340021041 is a deficient number, since it is larger than the sum of its proper divisors (113519823).

340021041 is a wasteful number, since it uses less digits than its factorization.

340021041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44871.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 340021041 is about 18439.6594599792. The cubic root of 340021041 is about 697.9676020737.

Adding to 340021041 its reverse (140120043), we get a palindrome (480141084).

The spelling of 340021041 in words is "three hundred forty million, twenty-one thousand, forty-one".