746915146 has 4 divisors (see below), whose sum is σ = 1120372722. Its totient is φ = 373457572.

The previous prime is 746915131. The next prime is 746915149. The reversal of 746915146 is 641519647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641519647 = 1231 ⋅521137.

It can be written as a sum of positive squares in only one way, i.e., 675428121 + 71487025 = 25989^2 + 8455^2 .

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (746915149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186728785 + ... + 186728788.

Almost surely, 2^746915146 is an apocalyptic number.

746915146 is a deficient number, since it is larger than the sum of its proper divisors (373457576).

746915146 is a wasteful number, since it uses less digits than its factorization.

746915146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373457575.

The product of its digits is 181440, while the sum is 43.

The square root of 746915146 is about 27329.7483705943. The cubic root of 746915146 is about 907.3129064583.

The spelling of 746915146 in words is "seven hundred forty-six million, nine hundred fifteen thousand, one hundred forty-six".