73900270 has 8 divisors (see below), whose sum is σ = 133020504. Its totient is φ = 29560104.

The previous prime is 73900261. The next prime is 73900271. The reversal of 73900270 is 7200937.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×73900270² = 10922499812145800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73900271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3695004 + ... + 3695023.

It is an arithmetic number, because the mean of its divisors is an integer number (16627563).

Almost surely, 2^73900270 is an apocalyptic number.

73900270 is a deficient number, since it is larger than the sum of its proper divisors (59120234).

73900270 is a wasteful number, since it uses less digits than its factorization.

73900270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7390034.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 73900270 is about 8596.5266241663. The cubic root of 73900270 is about 419.6449569439.

The spelling of 73900270 in words is "seventy-three million, nine hundred thousand, two hundred seventy".