201429436 has 24 divisors (see below), whose sum is σ = 381828384. Its totient is φ = 92425920.

The previous prime is 201429427. The next prime is 201429457. The reversal of 201429436 is 634924102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201429398 and 201429407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2200 + ... + 20191.

It is an arithmetic number, because the mean of its divisors is an integer number (15909516).

Almost surely, 2^201429436 is an apocalyptic number.

201429436 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

201429436 is a deficient number, since it is larger than the sum of its proper divisors (180398948).

201429436 is a wasteful number, since it uses less digits than its factorization.

201429436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22581 (or 22579 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 201429436 is about 14192.5838380472. The cubic root of 201429436 is about 586.1934736060.

The spelling of 201429436 in words is "two hundred one million, four hundred twenty-nine thousand, four hundred thirty-six".