29858950 has 36 divisors (see below), whose sum is σ = 60847668. Its totient is φ = 10811200.

The previous prime is 29858923. The next prime is 29858957. The reversal of 29858950 is 5985892.

It is a self number, because there is not a number n which added to its sum of digits gives 29858950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29858957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 128034 + ... + 128266.

It is an arithmetic number, because the mean of its divisors is an integer number (1690213).

Almost surely, 2^29858950 is an apocalyptic number.

29858950 is an abundant number, since it is smaller than the sum of its proper divisors (30988718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29858950 is a wasteful number, since it uses less digits than its factorization.

29858950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 46.

The square root of 29858950 is about 5464.3343601943. The cubic root of 29858950 is about 310.2355130184.

It can be divided in two parts, 2985 and 8950, that added together give a triangular number (11935 = T₁₅₄).

The spelling of 29858950 in words is "twenty-nine million, eight hundred fifty-eight thousand, nine hundred fifty".