94148731 has 6 divisors (see below), whose sum is σ = 94941420. Its totient is φ = 93357828.

The previous prime is 94148713. The next prime is 94148741. The reversal of 94148731 is 13784149.

It is not a de Polignac number, because 94148731 - 2⁷ = 94148603 is a prime.

It is a super-2 number, since 2×94148731² = 17727967097820722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94148711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113986 + ... + 114808.

It is an arithmetic number, because the mean of its divisors is an integer number (15823570).

Almost surely, 2^94148731 is an apocalyptic number.

94148731 is a deficient number, since it is larger than the sum of its proper divisors (792689).

94148731 is an frugal number, since it uses more digits than its factorization.

94148731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785 (or 962 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 94148731 is about 9703.0268988600. The cubic root of 94148731 is about 454.9232749105.

It can be divided in two parts, 9414 and 8731, that added together give a triangular number (18145 = T₁₉₀).

The spelling of 94148731 in words is "ninety-four million, one hundred forty-eight thousand, seven hundred thirty-one".