2136429 has 16 divisors (see below), whose sum is σ = 3215040. Its totient is φ = 1401840.

The previous prime is 2136419. The next prime is 2136437. The reversal of 2136429 is 9246312.

2136429 is a `hidden beast` number, since 2 + 13 + 642 + 9 = 666.

It is not a de Polignac number, because 2136429 - 2⁷ = 2136301 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2¹⁵ + 1 + 3⁷ + 6³ + 4⁶ + 2²¹ + 9 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1219 + ... + 2399.

It is an arithmetic number, because the mean of its divisors is an integer number (200940).

2^2136429 is an apocalyptic number.

It is an amenable number.

2136429 is a deficient number, since it is larger than the sum of its proper divisors (1078611).

2136429 is a wasteful number, since it uses less digits than its factorization.

2136429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257 (or 1251 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 2136429 is about 1461.6528315575. The cubic root of 2136429 is about 128.7941552136.

The spelling of 2136429 in words is "two million, one hundred thirty-six thousand, four hundred twenty-nine".