4000354 has 4 divisors (see below), whose sum is σ = 6000534. Its totient is φ = 2000176.

The previous prime is 4000343. The next prime is 4000357. The reversal of 4000354 is 4530004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 139129 = 1965^2 + 373^2 .

It is not an unprimeable number, because it can be changed into a prime (4000357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000087 + ... + 1000090.

Almost surely, 2^4000354 is an apocalyptic number.

4000354 is a deficient number, since it is larger than the sum of its proper divisors (2000180).

4000354 is a wasteful number, since it uses less digits than its factorization.

4000354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000179.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 4000354 is about 2000.0884980420. The cubic root of 4000354 is about 158.7447878918.

Adding to 4000354 its reverse (4530004), we get a palindrome (8530358).

The spelling of 4000354 in words is "four million, three hundred fifty-four", and thus it is an aban number.