29621042 has 12 divisors (see below), whose sum is σ = 48838398. Its totient is φ = 13464000.

The previous prime is 29621017. The next prime is 29621063. The reversal of 29621042 is 24012692.

It can be written as a sum of positive squares in only one way, i.e., 29170801 + 450241 = 5401^2 + 671^2 .

It is a super-2 number, since 2×29621042² = 1754812258331528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60959 + ... + 61442.

Almost surely, 2^29621042 is an apocalyptic number.

29621042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

29621042 is a deficient number, since it is larger than the sum of its proper divisors (19217356).

29621042 is a wasteful number, since it uses less digits than its factorization.

29621042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122425 (or 122414 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 29621042 is about 5442.5216582022. The cubic root of 29621042 is about 309.4093575012.

It can be divided in two parts, 2962 and 1042, that added together give a palindrome (4004).

The spelling of 29621042 in words is "twenty-nine million, six hundred twenty-one thousand, forty-two".