73490610 has 32 divisors (see below), whose sum is σ = 180133632. Its totient is φ = 19180160.

The previous prime is 73490597. The next prime is 73490617. The reversal of 73490610 is 1609437.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73490617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24651 + ... + 27470.

It is an arithmetic number, because the mean of its divisors is an integer number (5629176).

Almost surely, 2^73490610 is an apocalyptic number.

73490610 is an abundant number, since it is smaller than the sum of its proper divisors (106643022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73490610 is a wasteful number, since it uses less digits than its factorization.

73490610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52178.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 73490610 is about 8572.6664463281. Note that the first 3 decimals coincide. The cubic root of 73490610 is about 418.8680973805.

The spelling of 73490610 in words is "seventy-three million, four hundred ninety thousand, six hundred ten".