29146401 has 6 divisors (see below), whose sum is σ = 42100370. Its totient is φ = 19430928.

The previous prime is 29146393. The next prime is 29146427. The reversal of 29146401 is 10464192.

29146401 is a `hidden beast` number, since 2 + 9 + 14 + 640 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28901376 + 245025 = 5376^2 + 495^2 .

It is not a de Polignac number, because 29146401 - 2³ = 29146393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29146801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1619236 + ... + 1619253.

Almost surely, 2^29146401 is an apocalyptic number.

It is an amenable number.

29146401 is a deficient number, since it is larger than the sum of its proper divisors (12953969).

29146401 is a wasteful number, since it uses less digits than its factorization.

29146401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238495 (or 3238492 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 29146401 is about 5398.7406864935. The cubic root of 29146401 is about 307.7478153015.

The spelling of 29146401 in words is "twenty-nine million, one hundred forty-six thousand, four hundred one".