3748730 has 16 divisors (see below), whose sum is σ = 6781320. Its totient is φ = 1492032.

The previous prime is 3748711. The next prime is 3748733. The reversal of 3748730 is 378473.

It can be written as a sum of positive squares in 4 ways, for example, as 2859481 + 889249 = 1691^2 + 943^2 .

It is a super-2 number, since 2×3748730² = 28105953225800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3748733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472 + ... + 3108.

Almost surely, 2^3748730 is an apocalyptic number.

3748730 is a deficient number, since it is larger than the sum of its proper divisors (3032590).

3748730 is a wasteful number, since it uses less digits than its factorization.

3748730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 3748730 is about 1936.1637327458. The cubic root of 3748730 is about 155.3440847162.

The spelling of 3748730 in words is "three million, seven hundred forty-eight thousand, seven hundred thirty".