1492351949 has 8 divisors (see below), whose sum is σ = 1648629120. Its totient is φ = 1339509600.

The previous prime is 1492351933. The next prime is 1492351957. The reversal of 1492351949 is 9491532941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1492351949 - 2⁴ = 1492351933 is a prime.

It is a super-2 number, since 2×1492351949² = 4454228679368197202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492381949) 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, 857792 + ... + 859529.

It is an arithmetic number, because the mean of its divisors is an integer number (206078640).

Almost surely, 2^1492351949 is an apocalyptic number.

It is an amenable number.

1492351949 is a deficient number, since it is larger than the sum of its proper divisors (156277171).

1492351949 is a wasteful number, since it uses less digits than its factorization.

1492351949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717411.

The product of its digits is 349920, while the sum is 47.

The square root of 1492351949 is about 38630.9713701325. The cubic root of 1492351949 is about 1142.7654081927.

The spelling of 1492351949 in words is "one billion, four hundred ninety-two million, three hundred fifty-one thousand, nine hundred forty-nine".