1046629994 has 4 divisors (see below), whose sum is σ = 1569944994. Its totient is φ = 523314996.

The previous prime is 1046629993. The next prime is 1046630017. The reversal of 1046629994 is 4999266401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4999266401 = 103 ⋅48536567.

It can be written as a sum of positive squares in only one way, i.e., 554367025 + 492262969 = 23545^2 + 22187^2 .

It is a super-4 number, since 4×1046629994⁴ (a number of 37 digits) contains 4444 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1046629993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261657497 + ... + 261657500.

Almost surely, 2^1046629994 is an apocalyptic number.

1046629994 is a deficient number, since it is larger than the sum of its proper divisors (523315000).

1046629994 is an equidigital number, since it uses as much as digits as its factorization.

1046629994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523314999.

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 1046629994 is about 32351.6613792862. The cubic root of 1046629994 is about 1015.3078067000.

The spelling of 1046629994 in words is "one billion, forty-six million, six hundred twenty-nine thousand, nine hundred ninety-four".