29142325 has 18 divisors (see below), whose sum is σ = 37370562. Its totient is φ = 22543200.

The previous prime is 29142319. The next prime is 29142331. The reversal of 29142325 is 52324192.

It is an interprime number because it is at equal distance from previous prime (29142319) and next prime (29142331).

It can be written as a sum of positive squares in 3 ways, for example, as 47089 + 29095236 = 217^2 + 5394^2 .

It is not a de Polignac number, because 29142325 - 2³ = 29142317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29142293 and 29142302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23419 + ... + 24631.

Almost surely, 2^29142325 is an apocalyptic number.

29142325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29142325 is a deficient number, since it is larger than the sum of its proper divisors (8228237).

29142325 is a wasteful number, since it uses less digits than its factorization.

29142325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285 (or 1249 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 29142325 is about 5398.3631778531. The cubic root of 29142325 is about 307.7334688925.

The spelling of 29142325 in words is "twenty-nine million, one hundred forty-two thousand, three hundred twenty-five".