1499949146 has 16 divisors (see below), whose sum is σ = 2272662144. Its totient is φ = 742431744.

The previous prime is 1499949119. The next prime is 1499949149. The reversal of 1499949146 is 6419499941.

It is a super-2 number, since 2×1499949146² = 4499694881172258632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1499949091 and 1499949100.

It is not an unprimeable number, because it can be changed into a prime (1499949149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74831 + ... + 92733.

It is an arithmetic number, because the mean of its divisors is an integer number (142041384).

Almost surely, 2^1499949146 is an apocalyptic number.

1499949146 is a deficient number, since it is larger than the sum of its proper divisors (772712998).

1499949146 is a wasteful number, since it uses less digits than its factorization.

1499949146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18325.

The product of its digits is 2519424, while the sum is 56.

The square root of 1499949146 is about 38729.1769341927. The cubic root of 1499949146 is about 1144.7013061187.

The spelling of 1499949146 in words is "one billion, four hundred ninety-nine million, nine hundred forty-nine thousand, one hundred forty-six".