73970542 has 16 divisors (see below), whose sum is σ = 113180400. Its totient is φ = 36247680.

The previous prime is 73970539. The next prime is 73970543. The reversal of 73970542 is 24507937.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73970543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48934 + ... + 50422.

It is an arithmetic number, because the mean of its divisors is an integer number (7073775).

Almost surely, 2^73970542 is an apocalyptic number.

73970542 is a deficient number, since it is larger than the sum of its proper divisors (39209858).

73970542 is a wasteful number, since it uses less digits than its factorization.

73970542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 73970542 is about 8600.6128851379. The cubic root of 73970542 is about 419.7779287098. Note that the first 3 decimals are identical.

The spelling of 73970542 in words is "seventy-three million, nine hundred seventy thousand, five hundred forty-two".