74620342 has 16 divisors (see below), whose sum is σ = 115267680. Its totient is φ = 36203328.

The previous prime is 74620339. The next prime is 74620363. The reversal of 74620342 is 24302647.

It is a self number, because there is not a number n which added to its sum of digits gives 74620342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31338 + ... + 33634.

It is an arithmetic number, because the mean of its divisors is an integer number (7204230).

Almost surely, 2^74620342 is an apocalyptic number.

74620342 is a deficient number, since it is larger than the sum of its proper divisors (40647338).

74620342 is a wasteful number, since it uses less digits than its factorization.

74620342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 74620342 is about 8638.3066627667. The cubic root of 74620342 is about 421.0035375265.

Adding to 74620342 its reverse (24302647), we get a palindrome (98922989).

The spelling of 74620342 in words is "seventy-four million, six hundred twenty thousand, three hundred forty-two".